1. Becher, T. (1994). The significance of disciplinary differences. Studies in Higher Education, 19(2), 151–161.
2. Biglan, A. (1973). The characteristics of subject matter in different academic areas. Journal of Applied Psychology, 57(3), 195–203.
3. Bohte, J., & Meier, K. J. (2000). Goal displacement: Assessing the motivation for organizational cheating. Public Administration Review, 60(2), 173–182.
4. Bologna Declaration. (1999). The European higher education area, Joint declaration of the European Ministers of Education convened in Bologna, June 19.
5. Boughzala, M. (2013). Youth employment and economic transition in Tunisia (1-36, Working paper No. 57). Washington, D.C.: Brookings Institution. http://www.brookings.edu/research/papers/2013/01/youth-employmenttunisia-boughzala. Accessed 27 June 2017.