APA aipamena

Wriston, W. B. (1992). The twilight of sovereignty. New York: Scribner.

Chicago Style aipamena

Wriston, Walter B. The Twilight of Sovereignty. New York: Scribner, 1992.

MLA aipamena

Wriston, Walter B. The Twilight of Sovereignty. New York: Scribner, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.