1. 1969, 'A ladder of citizen participation';Arnstein;AIP Journal,1969
2. The Scholarship of Engagement
3. Calhoun, C 1995, Critical social theory: Culture, history and the challenge of difference, Blackwell, Oxford UK and Cambridge USA.
4. The privileged public: who is permitted citizenship?
5. Carr, W & Kemmis, S 1986, Becoming critical: Education, knowledge and action research, Falmer Press, London.