A. D. M. Walker (1988) ‘Political Obligation and the Argument from Gratitude’, Philosophy & Public Affairs, 17(3), pp. 191–211. Available at: http://www.jstor.org/stable/2265244.
A. D. M. Walker (1989) ‘Obligations of Gratitude and Political Obligation’, Philosophy & Public Affairs, 18(4), pp. 359–364. Available at: http://www.jstor.org/stable/2265477.
Blackburn, S. (2001) Being good: an introduction to ethics. Oxford: Oxford University Press. Available at: http://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=438452&authtype=sso&custid=s8993828&site=ehost-live&scope=site.
Descartes, R. and Sutcliffe, F.E. (1968) ‘“First Meditation” from Discourse on method, and the meditations: [by] Descartes ; translated with an introduction by F.E. Sutcliffe: p 59-63’, in. Harmondsworth: Penguin.
Dewey, J. (1958) ‘“Experience and philosophic method” from Experience and nature: p 1-39’, in. New York: Dover Publications. Available at: http://ebookcentral.proquest.com/lib/uea/detail.action?docID=1890052.
Frege, G. et al. (1980) ‘“On sense and reference” from Translations from the philosophical writings of Gottlob Frege: p 36-56’, in. Oxford: Blackwell.
George Klosko (1989) ‘Political Obligation and Gratitude’, Philosophy & Public Affairs, 18(4), pp. 352–358. Available at: http://www.jstor.org/stable/2265476.
George Klosko (1991) ‘Four Arguments against Political Obligations from Gratitude’, Public Affairs Quarterly, 5(1), pp. 33–48. Available at: http://www.jstor.org/stable/40435768.
Gettier, E.L. (1963) ‘Is Justified True Belief Knowledge?’, Analysis, 23(6). Available at: https://doi.org/10.2307/3326922.
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Grube, G.M.A., Cooper, J.M., and Plato (2002) ‘“Crito” from Five dialogues’, in. Indianapolis: Hackett. Available at: http://ebookcentral.proquest.com/lib/uea/detail.action?docID=473611.
Harry G. Frankfurt (1973) ‘The Anarchism of Robert Paul Wolff’, Political Theory, 1(4), pp. 405–414. Available at: http://www.jstor.org/stable/191060.
Heil, J. and Heil, J. (2004a) ‘“Psychological predicates” from Philosophy of mind: a guide and anthology: p 158-167’, in. Oxford: Oxford University Press.
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Horton, John (2010a) ‘Anarchism : political and philosophical [in] Political obligation’, in Political obligation. New York: Palgrave Macmillan.
Horton, John (2010b) ‘Chapter’, in Political obligation. New York: Palgrave Macmillan, pp. 96–100.
M. B. E. Smith (1973) ‘Is There a Prima Facie Obligation to Obey the Law?’, The Yale Law Journal, 82(5), pp. 950–976. Available at: http://www.jstor.org/stable/795537.
Martinich, A. and Sosa, D. (eds) (2013) The philosophy of language. Sixth international edition. New York: Oxford University Press.
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Simmons, A.J. (1979a) ‘Chapter 7 [in] Moral principles and political obligations’, in Moral principles and political obligations. Princeton: Princeton University Press.
Simmons, A.J. (1979b) ‘Chapter 8 [in] Moral principles and political obligations’, in Moral principles and political obligations. Princeton: Princeton University Press.
Simmons, A.J. (1996) ‘Philosophical anarchism [in] For and against the state: new philosophical readings’, in For and against the state: new philosophical readings. Lanham, Md: Rowman & Littlefield. Available at: http://uea.eblib.com/patron/FullRecord.aspx?p=1331688.
Soames, S. (2010) ‘Chapter 1’, in Philosophy of language. Princeton, N.J.: Princeton University Press. Available at: https://ebookcentral.proquest.com/lib/uea/detail.action?docID=565419.
Stroud, B. (1984) ‘Chapter 1 from The significance of philosophical scepticism: p 1-38’, in. Oxford: Clarendon. Available at: http://ebookcentral.proquest.com/lib/uea/detail.action?docID=3053315.
Williams, M. (2001) ‘Chapter 5 from Problems of knowledge: a critical introduction to epistemology: p 58-68.’, in. Oxford: Oxford University Press.
Wolff, J. (1996) ‘Anarchism and skepticism [in] For and against the state: new philosophical readings’, in For and against the state: new philosophical readings. Lanham, Md: Rowman & Littlefield. Available at: http://uea.eblib.com/patron/FullRecord.aspx?p=1331688.
Wolff, R.P. (1976) ‘The conflict between authority and autonomy [in] In defense of anarchism’, in In defense of anarchism. New York: Harper Colophon Books.
Woozley, A.D. and Woozley, A.D. (1979) Law and obedience: the arguments of Plato’s Crito. Chapel Hill: University of North Carolina Press.