3Hedley Bull, The Anarchical Society, Columbia University Press 1977, p.80.
4Joseph S. Nye, JR., Understanding International Conflict:An Introduction to Theory and History, Addison, Wesley,Longman 2000, pp. 150-155.
5Shibley Telhami, "Changing Roles″, in Mitton J. Esman,Shibley Telhami (ed.), International Organizations and Ethnic Conflict, Cornell University Press 1995, p.299.