1. Biggs , J. 2003.Teaching for Quality Learning at University, 231–240. Berkshire: Open University Press.
2. Boud , D. Cohen , R. and Sampson , J. 2001.Peer Learning in Higher Education, 1–17. London: Cogan Page.
3. Kolb , D. A. 1984.Experiential Learning: Experience as the Source of Learning and Development, 20–38. New Jersey: Prentice-Hall.