APA (7e ed.) Bronvermelding

Howley, F. (1950). Berlin Command: By Frank Howley. Putnam.

Chicago (17e ed.) Bronvermelding

Howley, Frank. Berlin Command: By Frank Howley. New York: Putnam, 1950.

MLA (8e ed.) Bronvermelding

Howley, Frank. Berlin Command: By Frank Howley. Putnam, 1950.