APA aipamena

Riencourt, A. d. (1968). The American empire. New York: A Delta Book.

Chicago Style aipamena

Riencourt, Amaury de. The American Empire. New York: A Delta Book, 1968.

MLA aipamena

Riencourt, Amaury de. The American Empire. New York: A Delta Book, 1968.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.