APA aipamena

Roosevelt, F. D., & Roosevelt, E. (1949). The Roosevelt letters. Harrap.

Chicago Style aipamena

Roosevelt, Franklin D., and Elliott Roosevelt. The Roosevelt Letters. Lond.: Harrap, 1949.

MLA aipamena

Roosevelt, Franklin D., and Elliott Roosevelt. The Roosevelt Letters. Harrap, 1949.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.