1. Azar, E. E. (1983). The theory of protracted social conflict and the challenge of transforming conflict situations. Monograph Series in World Affairs, 20(12), pp. 81–99. Denver, CO: University of Denver.
2. Azar, E. E. (1990). The management of protracted social conflict. Aldershot, Hampshire, UK: Dartmouth.
3. Bennis, W. G. (1973). The change agents. In R. T. Golembiewski & A. Blumberg (Eds.), Sensitivity training and the laboratory approach: Readings about concepts and applications (2nd ed.). Itasca, IL: Peacock.
4. Berry, J. W. (1984). Multicultural policy in Canada: A social psychological analysis. Canadian Journal of Behavioural Science, 16, 353–370.
5. Blake, R. R., & Mouton, J. S. (1964). The managerial grid. Houston, TX: Gulf.