1.
Saunders, M., Lewis, P. & Thornhill, A. Research Methods for Business Students. (Pearson, Harlow, England, 2016).
2.
Saunders, M., Lewis, P. & Thornhill, A. Research Methods for Business Students. (Pearson, Harlow, England, 2016).
3.
Bryman, A. & Bell, E. Business Research Methods. (Oxford University Press, Oxford, United Kingdom, 2015).
4.
Blumberg, B., Cooper, D. R. & Schindler, P. S. Business Research Methods. (McGraw-Hill Education, London, 2014).
5.
Easterby-Smith, M., Thorpe, R., Jackson, P. & Jaspersen, L. J. Management & Business Research. (SAGE, Los Angeles, 2018).
6.
Easterby-Smith. Management & Business Research. (Sage, 2018).
7.
Denzin, N. K. & Lincoln, Y. S. Strategies of Qualitative Inquiry. (SAGE, Los Angeles, 2013).
8.
Neuman, W. L. Social Research Methods: Qualitative and Quantitative Approaches. (Pearson, Harlow, Essex, 2014).