APA (7th ed.) Citation

Modelski, G. (1962). A theory of foreign policy. Published for the Center of International Studies, Princeton University, by Praeger.

Chicago Style (17th ed.) Citation

Modelski, George. A Theory of Foreign Policy. New York: Published for the Center of International Studies, Princeton University, by Praeger, 1962.

MLA (9th ed.) Citation

Modelski, George. A Theory of Foreign Policy. Published for the Center of International Studies, Princeton University, by Praeger, 1962.