APA (7th ed.) Zitazioa

Spanier, J. W. (1965). American foreign policy since World War II. Frederick A. Praeger.

Chicago Style (17th ed.) Zitazioa

Spanier, John W. American Foreign Policy Since World War II. Nueva York: Frederick A. Praeger, 1965.

MLA (9th ed.) Zitazioa

Spanier, John W. American Foreign Policy Since World War II. Frederick A. Praeger, 1965.