APA (7e ed.) Bronvermelding

Perras, G. R. (2003). Stepping stones to nowhere: The Aleutian Islands, Alaska, and American military strategy, 1867-1945. UBC Press.

Chicago (17e ed.) Bronvermelding

Perras, Galen Roger. Stepping Stones to Nowhere: The Aleutian Islands, Alaska, and American Military Strategy, 1867-1945. Vancouver: UBC Press, 2003.

MLA (9e ed.) Bronvermelding

Perras, Galen Roger. Stepping Stones to Nowhere: The Aleutian Islands, Alaska, and American Military Strategy, 1867-1945. UBC Press, 2003.