Cita APA (7th ed.)

Sharp, W. R., & Kirk, G. L. (1940). Contemporary international politics. Farrar & Rinehart.

Cita Chicago (17th ed.)

Sharp, Walter Rice, i Grayson Louis Kirk. Contemporary International Politics. New York: Farrar & Rinehart, 1940.

Cita MLA (9th ed.)

Sharp, Walter Rice, i Grayson Louis Kirk. Contemporary International Politics. Farrar & Rinehart, 1940.