@book{58656,
	author = {Knorr, Klaus, and Rosenau, James N., and Woodrow Wilson School of Public and International Affairs.},
	title = {Contending approaches to international politics /},
	publisher = {Princeton University Press,},
	year = {1969.},
	address = {Princeton, N.J. :},
	note = {"Published for the Princeton Center of International Studies."}
}