Duchacek, I. D. (1972). Discord and harmony: Readings in international politics. Holt, Rinehart.
Cita Chicago (17th ed.)Duchacek, Ivo D. Discord and Harmony: Readings in International Politics. New York: Holt, Rinehart, 1972.
Cita MLA (9th ed.)Duchacek, Ivo D. Discord and Harmony: Readings in International Politics. Holt, Rinehart, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.