1. Adams, F. (1975). Unearthing seeds of fire. The idea of highlander. Winston-Salem: John F Blair.
2. Alinsky, S. (1971). Rules for radicals. New York: Vintage Books.
3. Apple, M. (2014). Official knowledge: Democratic education in a conservative age. Abingdon: Routledge.
4. Bauman, Z. (2000). Liquid modernity (2nd ed., 2012). Cambridge: Polity Press.
5. Bernstein, B. (1977). Class, codes and control. In Towards a theory of educational transmissions (Vol. 3, 2nd ed.). London: Routledge & Kegan Paul.