Cita APA

Bailey, T. A., & Ryan, P. B. (1979). Hitler vs. Roosevelt: The undeclared Naval War. The Free Press.

Citación estilo Chicago

Bailey, Thomas A., y Paul B. Ryan. Hitler Vs. Roosevelt: The Undeclared Naval War. New York (u.a.): The Free Press, 1979.

Cita MLA

Bailey, Thomas A., y Paul B. Ryan. Hitler Vs. Roosevelt: The Undeclared Naval War. The Free Press, 1979.