Woodrow Wilson School of Public and International Affairs. Center of International Studies, Knorr, K. E., & Verba, S. (1961). The International system: Theoretical essays. Greenwood Press.
Chicago Style (17th ed.) CitationWoodrow Wilson School of Public and International Affairs. Center of International Studies, Klaus Eugen Knorr, and Sidney Verba. The International System: Theoretical Essays. Westport, Conn: Greenwood Press, 1961.
MLA (9th ed.) CitationWoodrow Wilson School of Public and International Affairs. Center of International Studies, et al. The International System: Theoretical Essays. Greenwood Press, 1961.
Warning: These citations may not always be 100% accurate.