APA aipamena

Churchill, A. (1965). The Roosevelts: American aristocrats. New York: Harper and Row.

Chicago Style aipamena

Churchill, Allen. The Roosevelts: American Aristocrats. New York: Harper and Row, 1965.

MLA aipamena

Churchill, Allen. The Roosevelts: American Aristocrats. New York: Harper and Row, 1965.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.