1. Abbs, P. (1994). The educational imperative: Defense of Socratic and aesthetic learning. London: RoutledgeFalmer.
2. Anderson, J. (1985). Cognitive psychology and its implications. New York: W.H.Freeman and Co.
3. Arnheim, R. (1989). Thoughts on art education. Los Angeles: Getty Centre for Education in the Arts.
4. Bassett, C. (2005, October). Wisdom in three acts: Using transformative learning to teach for wisdom [Electronic version]. In Sixth international transformative learning conference, East Lansing. Michigan.
5. Bergson, H. (1911/1944). Creative evolution (A. Mitchell, Trans.). New York: Macmillan & Co.