Ackrill, J. L. and Aristotle. A New Aristotle Reader. Oxford: Clarendon, 1987. Print.
Allan, D. J. The Philosophy of Aristotle. 2nd ed. Oxford paperbacks university series, 37. London: Oxford University Press, 1970. Print.
Annas, Julia. An Introduction to Plato’s Republic. Oxford: Clarendon Press, 1981. Print.
Ashcraft, Richard. Locke’s Two Treatises of Government. Routledge library editions. Political science. London: Routledge, 2010. Print.
Avineri, Shlomo. The Social and Political Thought of Karl Marx. Cambridge studies in the history and theory of politics. Cambridge: Cambridge University Press, 1968. Web. <https://uea.idm.oclc.org/login?url=https://doi.org/10.1017/CBO9781139171410>.
Ayling, Stanley. Edmund Burke: His Life and Opinions. London: Murray, 1988. Print.
Barry, Brian M. A Treatise on Social Justice. Oxford political theory. Oxford: Clarendon, 1996. Print.
---. The Liberal Theory of Justice: A Critical Examination of the Principal Doctrines in A Theory of Justice by John Rawls. Oxford: Clarendon Press, 1973. Print.
Baum, John Alan. Montesquieu and Social Theory. 1st ed. Oxford (etc.): Pergamon, 1979. Print.
Beloff, Max et al. The Idea of Property: In History and Modern Times : The Sir Ian Mactaggart Memorial Lectures and Complementary Essays. London: Ian Mactaggart Trust in association with Churchill Press, 1997. Print.
‘Bentham - Introduction to the Principles of Morals and Legislation’. N.p., n.d. Web. <http://www.constitution.org/jb/pml.txt>.
Berlin, Isaiah. Karl Marx: His Life and Environment. 4th ed. Oxford (etc.): Oxford University Press, 1978. Print.
Bevir, Mark. The Logic of the History of Ideas. Cambridge: Cambridge University Press, 1999. Print.
Blakemore, Steven. Burke and the French Revolution: Bicentennial Essays. London: University of Georgia Press, 1992. Print.
Bock, Gisela et al. Machiavelli and Republicanism. Ideas in context. Cambridge: Cambridge University Press, 1990. Web. <https://doi.org/10.1017/CBO9780511598463>.
Botting, Eileen Hunt. ‘Wollstonecraft, Mill, and Women’s Human Rights’. 2016. Web. <https://www-jstor-org.uea.idm.oclc.org/stable/j.ctt1kft8kh>.
Bottomore, T. B., and Tom Bottomore. Karl Marx. Oxford: Blackwell, 1979. Print.
Brown, Alan. Modern Political Philosophy: Theories of the Just Society. Pelican books. Harmondsworth: Penguin, 1986. Print.
Cassirer, Ernst, and Peter Gay. The Question of Jean-Jacques Rousseau. A Midland book: philosophy. Bloomington: Indiana University Press, 1963. Print.
Chapman, John W., John W. Chapman, and John W. Chapman. Rousseau--Totalitarian or Liberal? Columbia studies in the social sciences. New York: AMS Press, 1968. Print.
Charvet, John. The Social Problem in the Philosophy of Rousseau. Cambridge studies in the history and theory of politics. Cambridge: Cambridge University Press, 1974. Print.
Cobban, Alfred. Rousseau and the Modern State. London: Allen & Unwin, 1934. Print.
Cohen, G. A. History, Labour, and Freedom: Themes from Marx. Oxford: Clarendon, 1988. Print.
---. Karl Marx’s Theory of History: A Defence. Expanded ed. Princeton, N.J.: Princeton University Press, 2001. Print.
Colletti, Lucio. From Rousseau to Lenin: Studies in Ideology and Society. New York: Monthly Review Press, 1998. Print.
Collins, John Churton. Voltaire, Montesquieu, and Rousseau in England. (Folcroft, Pa.): Folcroft Library Editions, 1980. Print.
Cooper, John M. Reason and Human Good in Aristotle. Cambridge, Mass: Harvard University Press, 1975. Print.
Corlett, J. Angelo. Equality and Liberty: Analyzing Rawls and Nozick. London: Macmillan, 1991. Print.
Courtney, C. P. Montesquieu and Burke. Modern language studies. Oxford: Blackwell, 1963. Print.
‘Critique of the Gotha Programme’. N.p., n.d. Web. <https://www.marxists.org/archive/marx/works/1875/gotha/index.htm>.
Daniels, Norman. Reading Rawls: Critical Studies on Rawls’ A Theory of Justice. Stanford series in philosophy. Stanford, Calif: Stanford University Press, 1989. Print.
‘David Hume: Of the Original Contract’. N.p., n.d. Web. <http://www.constitution.org/dh/origcont.htm>.
Day, J. P. ‘Locke on Property’. The Philosophical Quarterly 16.64 (1966): n. pag. Web.
Dinwiddy, J. R. Bentham. Past masters. Oxford: Oxford University Press, 1989. Print.
‘Discourses, by Niccolo Machiavelli : Contents’. N.p., n.d. Web. <https://ebooks.adelaide.edu.au/m/machiavelli/niccolo/m149d/contents.html>.
Donaldson, Peter Samuel, and Peter Samuel Donaldson. Machiavelli and Mystery of State. Cambridge: Cambridge University Press, 1988. Web. <https://uea.idm.oclc.org/login?url=https://doi.org/10.1017/CBO9780511571428>.
‘Edmund Burke: Reflections on the Revolution in France’. N.p., n.d. Web. <http://www.constitution.org/eb/rev_fran.htm>.
Elster, Jon. An Introduction to Karl Marx. Cambridge: Cambridge University Press, 1986. Print.
---. Making Sense of Marx. Studies in Marxism and social theory. Cambridge: Cambridge University Press, 1985. Print.
Forbes, Duncan, and Duncan Forbes. Hume’s Philosophical Politics. Cambridge (etc.): Cambridge University Press, 1975. Print.
Freeman, Michael. Edmund Burke and the Critique of Political Radicalism. Oxford: Blackwell, 1980. Print.
Gauthier, David P., and David P. Gauthier. The Logic of Leviathan: The Moral and Political Theory of Thomas Hobbes. Oxford: Clarendon Press, 1969. Print.
Geoffrey Brahm Levey. ‘Equality, Autonomy, and Cultural Rights’. Political Theory 25.2 (1997): 215–248. Web. <https://uea.idm.oclc.org/login?url=http://www.jstor.org/stable/191946>.
Goldsmith, M. M., and M. M. Goldsmith. Hobbes’s Science of Politics. New York: Columbia University Press, 1966. Print.
Gordon, Lyndall. Mary Wollstonecraft: A New Genus. London: Little, Brown, 2005. Print.
Gough, J. W., and J. W. Gough. John Locke’s Political Philosophy: Eight Studies. 2nd ed. Oxford: Clarendon Press, 1973. Print.
Gray, John, John Gray, and John Gray. Mill on Liberty: A Defence. International library of philosophy. London: Routledge & Kegan Paul, 1983. Print.
Gunnell, John G., and John G. Gunnell. Political Theory: Tradition and Interpretation. Cambridge, Mass: Winthrop Publishers, 1979. Print.
Gunther-Canada, Wendy. Rebel Writer: Mary Wollstonecraft and Enlightenment Politics. DeKalb, Ill: Northern Illinois University Press, 2001. Print.
Hampson, Norman. Will & Circumstance: Montesquieu, Rousseau, and the French Revolution. London: Duckworth, 1983. Print.
Hampton, Jean. Hobbes and the Social Contract Tradition. Cambridge: Cambridge University Press, 1986. Web. <https://doi.org/10.1017/CBO9780511625060>.
Hanley, Kirstin Collins. Mary Wollstonecraft, Pedagogy, and the Practice of Feminism. Routledge studies in eighteenth-century literature. New York: Routledge, 2013. Web. <https://ebookcentral.proquest.com/lib/uea/detail.action?docID=1319027>.
Harrison, Jonathan. Hume’s Moral Epistemology. Oxford: Clarendon Press, 1976. Print.
---. Hume’s Theory of Justice. Oxford: Clarendon Press, 1981. Print.
Himmelfarb, Gertrude. On Liberty and Liberalism: The Case of John Stuart Mill. 1st ed. New York: Knopf, 1974. Print.
Hindson, Paul, and Tim Gray. Burke’s Dramatic Theory of Politics. Avebury series in philosophy. Aldershot: Avebury, 1988. Print.
Hiskes, Richard P., and Richard P. Hiskes. Community without Coercion: Getting along in the Minimal State. Newark (NJ): University of Delaware Press, 1982. Print.
Hume, David, and Stephen Buckle. An Enquiry Concerning Human Understanding and Other Writings. Cambridge: Cambridge University Press, 2007. Print.
‘Jeremy Bentham: Fragment on Government (1776)’. N.p., n.d. Web. <http://www.constitution.org/jb/frag_gov.htm>.
‘John Locke: A Letter Concerning Toleration’. N.p., n.d. Web. <http://www.constitution.org/jl/tolerati.htm>.
‘John Locke: Second Treatise of Civil Government’. N.p., n.d. Web. <http://www.constitution.org/jl/2ndtreat.htm>.
John R. Danley. ‘Liberalism, Aboriginal Rights, and Cultural Minorities’. Philosophy & Public Affairs 20.2 (1991): 168–185. Web. <https://uea.idm.oclc.org/login?url=http://www.jstor.org/stable/2265294>.
‘John Stuart Mill: On Liberty’. N.p., n.d. Web. <http://www.serendipity.li/jsmill/on_lib.html>.
Johnson, Claudia L., ed. The Cambridge Companion to Mary Wollstonecraft. Cambridge companions to literature. Cambridge: Cambridge University Press, 2002. Web. <https://uea.idm.oclc.org/login?url=http://dx.doi.org/10.1017/CCOL0521783437>.
Johnson, James. ‘Why Respect Culture?’ American Journal of Political Science 44.3 (2000): n. pag. Web.
Klosko, George. The Development of Plato’s Political Theory. 2nd ed. Oxford: Oxford University Press, 2006. Print.
Kukathas, Chandran, and Philip Pettit. Rawls: A Theory of Justice and Its Critics. Key contemporary thinkers. Cambridge: Polity, 1990. Print.
‘Kymlicka, Liberalism, and Respect for Cultural Minorities’. Ethics (1995): n. pag. Web. <http://search.ebscohost.com/login.aspx?direct=true&amp;db=edsjsr&amp;AN=edsjsr.2382143&amp;authtype=sso&amp;custid=s8993828&amp;site=ehost-live>.
Kymlicka, Will. Liberalism, Community, and Culture. Oxford: Clarendon, 1989. Print.
---. Multicultural Citizenship: A Liberal Theory of Minority Rights. Oxford: Clarendon Press, 1995. Web. <https://ebookcentral.proquest.com/lib/uea/detail.action?docID=3053165>.
---. Politics in the Vernacular: Nationalism, Multiculturalism, and Citizenship. Oxford: Oxford University Press, 2001. Web. <https://ebookcentral.proquest.com/lib/uea/detail.action?docID=3052760>.
Laslett, Peter, W. G. Runciman, and Peter Laslett. Philosophy, Politics and Society. Oxford: Blackwell, 1962. Print.
Laslett, Peter, W. G. Runciman, and Quentin Skinner. Philosophy, Politics and Society. Oxford: Blackwell, 1972. Print.
‘Leviathan, by Thomas Hobbes’. N.p., n.d. Web. <http://www.gutenberg.org/files/3207/3207-h/3207-h.htm>.
Lock, F. P. Burke’s Reflections on the Revolution in France. Unwin critical library. London: Allen & Unwin, 1985. Print.
Macfarlane, Alan. The Riddle of the Modern World: Of Liberty, Wealth and Equality. Basingstoke: [Macmillan]Palgrave, 2000. Print.
‘Machiavelli: The Prince’: N.p., n.d. Web. <http://www.constitution.org/mac/prince00.htm>.
Macpherson, C. B. The Political Theory of Possessive Individualism: Hobbes to Locke. Vol. 84. London: Oxford University Press, 1964. Print.
Macpherson, C. B., and C. B. Macpherson. The Political Theory of Possessive Individualism : Hobbes to Locke. Oxford: Oxford University Press, 1964. Print.
Macpherson, Crawford B., and C. B. Macpherson. Democratic Theory: Essays in Retrieval. Oxford: Clarendon Press, 1973. Print.
---. Democratic Theory: Essays in Retrieval. Oxford: Clarendon Press, 1973. Print.
‘Manifesto of the Communist Party’. N.p., n.d. Web. <https://www.marxists.org/archive/marx/works/1848/communist-manifesto/>.
Manning, D. J., and D. J. Manning. The Mind of Jeremy Bentham. Monographs in politics. London: Longmans, 1968. Print.
Mansfield, Harvey C., Harvey C. Mansfield, and Harvey C. Mansfield. Machiavelli’s Virtue. Chicago: University of Chicago Press, 1996. Print.
Masters, Roger D., and Roger D. Masters. The Political Philosophy of Rousseau. Princeton, N.J: Princeton University Press, 1968. Print.
Melding, David and Conservative Political Centre. Edmund Burke and the Foundation of Modern Conservatism. CPC. London: Conservative Political Centre, 1991. Print.
Mill, John Stuart, 1806-1873. ‘Utilitarianism’. N.p., n.d. Web. <http://www.gutenberg.org/ebooks/11224>.
Miller, David, and David Miller. Philosophy and Ideology in Hume’s Political Thought. Oxford: Clarendon, 1981. Print.
Miller, Fred D. Nature, Justice, and Rights in Aristotle’s ‘Politics’. Oxford: Clarendon Press, 1995. Print.
‘Montesquieu: The Spirit of Laws’. N.p., n.d. Web. <http://www.constitution.org/cm/sol.htm>.
Moore, Jane. Mary Wollstonecraft. International library of essays in the history of social and political thought. Farnham: Ashgate, 2012. Print.
Mounce, H. O., and H. O. Mounce. Hume’s Naturalism. London: Routledge, 1999. Print.
Mulgan, R. G. Aristotle’s Political Theory: An Introduction for Students of Political Theory. Oxford: Clarendon Press, 1977. Print.
Nozick, Robert. ‘Distributive Justice [in] Anarchy, State, and Utopia’. Anarchy, State, and Utopia. New York: Basic Books, 1974. 149–182. Print.
Oakeshott, Michael Joseph, and Michael Oakeshott. Hobbes on Civil Association. Oxford: Blackwell, 1975. Print.
O’Hagan, T.1,2. ‘Taking Rousseau Seriously’. History of Political Thought 25.1 (2004): 73–85. Web. <https://www-jstor-org.uea.idm.oclc.org/stable/26220185>.
O’Hagan, Timothy. Jean-Jacques Rousseau. International library of essays in the history of social and political thought. Aldershot: Ashgate, 2007. Print.
---. Rousseau. The arguments of the philosophers. London: Routledge, 1999. Print.
Parekh, Bhikhu C. et al. The Morality of Politics. London: Allen and Unwin, 1972. Print.
Parekh, Bhikhu C., and Bhikhu Parekh. Marx’s Theory of Ideology. London: Croom Helm, 1982. Print.
Parry, Geraint, and Geraint Parry. John Locke. Political thinkers; 8. London (etc.): Allen and Unwin, 1978. Print.
Paul, Jeffrey. Reading Nozick: Essays on Anarchy, State and Utopia. Oxford: Basil Blackwell, 1982. Print.
Pitkin, Hanna Fenichel. Fortune Is a Woman: Gender and Politics in the Thought of Niccolò Machiavelli. Berkeley: University of California Press, 1984. Print.
Plamenatz, J. P., and John Plamenatz. The English Utilitarians. [2d, rev. ed.]. Oxford: Blackwell, 1958. Print.
Popper, Karl R. The Open Society and Its Enemies. London: Routledge, 2002. Print.
Postema, Gerald J. Bentham and the Common Law Tradition. Clarendon law series. Oxford: Clarendon, 1986. Print.
Raphael, D. D. Hobbes: Morals and Politics. 2nd ed. London: Routledge, 2004. Print.
Rawls, John. A Theory of Justice. Original ed. Cambridge, Mass: Belknap Press of Harvard University Press, 2005. Web. <http://search.ebscohost.com/login.aspx?direct=true&amp;db=nlebk&amp;AN=282760&amp;authtype=sso&amp;custid=s8993828&amp;site=ehost-live&amp;scope=site>.
---. A Theory of Justice. Original ed. Cambridge, Mass: Belknap Press of Harvard University Press, 2005. Web. <http://search.ebscohost.com/login.aspx?direct=true&amp;db=nlebk&amp;AN=282760&amp;authtype=sso&amp;custid=s8993828&amp;site=ehost-live&amp;scope=site>.
Reeve, C. D. C., and C. D. C. Reeve. Philosopher-Kings: The Argument of Plato’s Republic. Princeton, N.J.: Princeton University Press, 1988. Print.
‘Representative Government, by John Stuart Mill’. N.p., n.d. Web. <https://ebooks.adelaide.edu.au/m/mill/john_stuart/m645r/>.
Review by:                          Brian Barry. ‘Review’. Political Theory 3.3 (1975): 331–336. Web. <https://uea.idm.oclc.org/login?url=http://www.jstor.org/stable/191118>.
Riley, Jonathan. Liberal Utilitarianism: Social Choice Theory and J.S. Mill’s Philosophy. Cambridge: Cambridge University Press, 1988. Print.
Riley, Patrick. Will and Political Legitimacy: A Critical Exposition of Social Contract Theory in Hobbes, Locke, Rousseau, Kant, and Hegel. San Jose, Calif: toExcel, 1999. Print.
Rose, Carol M. Property and Persuasion: Essays on the History, Theory, and Rhetoric of Ownership. New perspectives on law, culture, and society. Boulder, Col: Westview, 1994. Print.
‘Rousseau: On the Origin of Inequality’. N.p., n.d. Web. <http://www.constitution.org/jjr/ineq.htm>.
‘Rousseau: Social Contract’. N.p., n.d. Web. <http://www.constitution.org/jjr/socon.htm>.
Ryan, Alan, and Alan Ryan. J. S. Mill. Routledge author guides. London (etc.): Routledge and Kegan Paul, 1975. Print.
---. Property. Concepts in the social sciences. Milton Keynes: Open University Press, 1987. Print.
---. Property and Political Theory. Oxford: Blackwell, 1984. Print.
---. The Philosophy of John Stuart Mill. 2nd ed. Basingstoke: Macmillan, 1987. Print.
Sandel, Michael J. Liberalism and the Limits of Justice. 2nd ed. Cambridge: Cambridge University Press, 1998. Web. <https://doi.org/10.1017/CBO9780511810152>.
Schneewind, J. B., and J. B. Schneewind. Mill: A Collection of Critical Essays. Modern studies in philosophy. London: Macmillan, 1969. Print.
Schochet, G. ‘“Guards and Fences”: Property and Obligation in Locke’s Political Thought’. Schochet, G. 21.3 365–389. Web. <https://uea.idm.oclc.org/login?url=http://uea.library.ingentaconnect.com/content/imp/hpt/2000/00000021/00000003/25>.
Semple, Janet. Bentham’s Prison: A Study of the Panopticon Penitentiary. Oxford: Clarendon, 1993. Web. <https://uea.idm.oclc.org/login?url=https://oxford.universitypressscholarship.com/view/10.1093/acprof:oso/9780198273875.001.0001/acprof-9780198273875>.
Shklar, Judith N., and Judith N. Shklar. Men and Citizens: A Study of Rousseau’s Social Theory. London: Cambridge University Press, 1969. Print.
---. Montesquieu. Past masters. Oxford: Oxford University Press, 1987. Print.
Singer, Peter. Marx. Past masters. Oxford (etc.): Oxford University Press, 1980. Print.
Skinner, Quentin. Machiavelli. Past masters. Oxford: Oxford University Press, 1981. Print.
---. ‘Meaning and Understanding in the History of Ideas’. History and Theory 8.1 (1969): n. pag. Web.
---. Reason and Rhetoric in the Philosophy of Hobbes. Cambridge: Cambridge University Press, 1996. Web. <https://uea.idm.oclc.org/login?url=https://doi.org/10.1017/CBO9780511598579>.
---. The Foundations of Modern Political Thought: Volume 1: The Renaissance. Cambridge: Cambridge University Press, 1978. Web. <https://doi.org/10.1017/CBO9780511817878>.
---. The Foundations of Modern Political Thought: Volume 2: The Age of Reformation. Cambridge: Cambridge University Press, 1978. Web. <https://doi.org/10.1017/CBO9780511817892>.
Skinner, Quentin, James Tully, and James Tully. Meaning and Context: Quentin Skinner and His Critics. Cambridge: Polity, 1988. Print.
Smart, J. J. C. et al. Utilitarianism; for and Against. London: Cambridge University Press, 1973. Web. <https://uea.idm.oclc.org/login?url=https://doi.org/10.1017/CBO9780511840852>.
Sommerville, J. P., and J. P. Sommerville. Thomas Hobbes: Political Ideas in Historical Context. London: Macmillan, 1992. Print.
Strauss, Leo, and Leo Strauss. Thoughts on Machiavelli. Seattle: Washington University Press, 1958. Print.
Talmon, J. L., and J. L. Talmon. The Origins of Totalitarian Democracy. Mercury books. London: Mercury Books, 1961. Print.
Taylor, Barbara. Mary Wollstonecraft and the Feminist Imagination. Cambridge studies in Romanticism. Cambridge: Cambridge University Press, 2003. Print.
Ten, C. L. Mill on Liberty. Oxford: Clarendon, 1980. Print.
‘The German Ideology’. N.p., n.d. Web. <https://www.marxists.org/archive/marx/works/1845/german-ideology/>.
‘The Internet Classics Archive | Nicomachean Ethics by Aristotle’. N.p., n.d. Web. <http://classics.mit.edu/Aristotle/nicomachaen.html>.
‘The Internet Classics Archive | Politics by Aristotle’. N.p., n.d. Web. <http://classics.mit.edu/Aristotle/politics.html>.
‘The Internet Classics Archive | The Republic by Plato’. N.p., n.d. Web. <http://classics.mit.edu/Plato/republic.html>.
‘THE SOCIAL CONTRACT IN LEVIATHAN AND THE PRISONER’S DILEMMA SUPERGAME.’ Political Studies (1981): n. pag. Web. <http://search.ebscohost.com/login.aspx?direct=true&amp;db=a9h&amp;AN=14326654&amp;authtype=sso&amp;custid=s8993828&amp;site=ehost-live>.
Todd, Janet. Mary Wollstonecraft: A Revolutionary Life. A Phoenix paperback. London: Phoenix Press, 2001. Print.
Tuck, Richard. Hobbes. Past masters. Oxford: Oxford University Press, 1989. Print.
---. Hobbes: A Very Short Introduction. Very short introductions. Oxford: Oxford University Press, 2002. Print.
Tully, James. A Discourse on Property: John Locke and His Adversaries. Cambridge: Cambridge University Press, 1980. Web. <https://doi.org/10.1017/CBO9780511558641>.
Tully, James, and James Tully. A Discourse on Property: John Locke and His Adversaries. Cambridge (etc.): Cambridge University Press, 1980. Web. <https://doi.org/10.1017/CBO9780511558641>.
Vlastos, Gregory. Plato: A Collection of Critical Essays. Modern studies in philosophy. Garden City, N.Y: Doubleday, 1971. Print.
Waldron, Jeremy. The Right to Private Property. Oxford: Clarendon, 1988. Web. <https://dx.doi.org/10.1093/acprof:oso/9780198239376.001.0001>.
Warrender, Howard. The Political Philosophy of Hobbes: His Theory of Obligation. Oxford: Clarendon Press, 1957. Print.
Wokler, Robert, and Bryan Garsten. Rousseau, the Age of Enlightenment, and Their Legacies. Princeton: Princeton University Press, 2012. Web. <http://ebookcentral.proquest.com/lib/uea/detail.action?docID=869207>.
Wokler, Robert, Trinity College (University of Cambridge), and Colloquium on Rousseau and the Cause of Liberty. Rousseau and Liberty. Manchester: Manchester University Press, 1995. Print.
Wolff, Jonathan. An Introduction to Political Philosophy. Third edition. Oxford: Oxford University Press, 2016. Print.
---. Robert Nozick: Property, Justice and the Minimal State. Key contemporary thinkers. Cambridge: Polity in association with Basil Blackwell, 1991. Print.
Wolff, Robert Paul. Understanding Rawls: A Reconstruction and Critique of A Theory of Justice. Princeton: Princeton University Press, 1977. Print.
Wolin, Sheldon S. Politics and Vision: Continuity and Innovation in Western Political Thought. Expanded ed. Princeton, N.J.: Princeton University Press, 2004. Print.
‘Wollstonecraft, Mary. 1792. A Vindication of the Rights of Woman’. N.p., n.d. Web. <http://www.bartleby.com/144/>.
Worsley, Peter, and Peter Worsley. Marx and Marxism. Key sociologists. Chichester: Horwood, 1982. Print.
Yack, Bernard. The Problems of a Political Animal: Community, Justice, and Conflict in Aristotelian Political Thought. Berkeley, Calif: University of California Press, 1993. Print.
Yolton, John W. Locke: An Introduction. Oxford: Blackwell, 1985. Print.
YOUNG, FREDRIC C. ‘NOZICK AND THE INDIVIDUALIST ANARCHIST.’ Journal of Libertarian Studies (1986): 43–49. Web. <http://search.ebscohost.com/login.aspx?direct=true&amp;db=phl&amp;AN=PHL1165209&amp;authtype=sso&amp;custid=s8993828&amp;site=ehost-live>.