APA aipamena

Friedländer, S. (1967). Prelude to downfall: Hitler and the United States, 1939-1941. Chatto & Windus.

Chicago Style aipamena

Friedländer, Saul. Prelude to Downfall: Hitler and the United States, 1939-1941. London: Chatto & Windus, 1967.

MLA aipamena

Friedländer, Saul. Prelude to Downfall: Hitler and the United States, 1939-1941. Chatto & Windus, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.