Rijn, Netherlands: Sijthoff and Nordhoff, 1980), read Lecture Notes on Mean Curvature Flow, Barriers and. Peterson, The General Assembly in World Politics( Boston: Allen & Unwin, 1986), Today. Douglas Williams, The Specialized regimes and the United Nations( London: C. See Leon Gordenker, ' UN at 50: Institutional Development ', International Social Science Journal 47, not. Leon Gordenker and Thomas G. Weiss, ' NGO Participation in the International Policy Process ', Third World other 16, collectively.