1. The two faces of power;Bachrach;American Political Science Review,1962
2. Information systems failure: the case of the London ambulance service computer aided dispatch project;Beynon-Davis;European Journal of Information System,1995
3. S. Clegg, Power, Rule and Domination, Routledge and Kegan Page, London.
4. S. Clegg, Frameworks of Power, Sage, London, 1989.
5. M. Crozier, The Bureaucratic Phenomenon, Chicago University Press, Chicago, 1964.