Παραπομπή APA

Stebbins, R. P. (1961). United States in world affairs: 1961. Vintage Books.

Παραπομπή Chicago Style

Stebbins, Richard P. United States in World Affairs: 1961. New York: Vintage Books, 1961.

Παραπομπή MLA

Stebbins, Richard P. United States in World Affairs: 1961. Vintage Books, 1961.