1. Aldossari, A. T., Khaldi, J. K., and Altarawneh, M. H. (2016). Content analysis of science books for upper primary stage in jordan and intermediate stage in Saudi Arabia from an Islamic perspective: analytical comparative study. Journal of Education and Practice, 7(30), 60-69. Retrieved from: eric.ed.gov/?id=EJ1118937
2. Aydınlı, E. (2022). Uluslararası ilişkilerde metodoloji. İstanbul: Koç Üniversitesi Yayınları.
3. Bennett, A. and Checkel, J. T. (2015). Process tracing: from metaphor to analytic tool. Cambridge: Cambridge University Press.
4. Bhattacherjee, A. (2012). Social science research: principles, methods, and practices. South Florida: University of South Florida. Retrieved from: http://scholarcommons.usf.edu/oa_textbooks/3
5. Chernoff, F. (2007). Theory and metatheory in international relations. New York: Palgrave Macmillan.