Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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