Cita APA (7th ed.)

Clemens, W. C. (1965). World perspectives on international politics. Little, Brown.

Cita Chicago (17th ed.)

Clemens, Walter C. World Perspectives on International Politics. Boston: Little, Brown, 1965.

Cita MLA (9th ed.)

Clemens, Walter C. World Perspectives on International Politics. Little, Brown, 1965.