APA (7th ed.) Citation

Willoughby, M. F. (1957). The U.S. Coast Guard in World War II. U.S. Naval Inst.

Chicago Style (17th ed.) Citation

Willoughby, Malcolm F. The U.S. Coast Guard in World War II. Annapolis, Md: U.S. Naval Inst, 1957.

MLA (9th ed.) Citation

Willoughby, Malcolm F. The U.S. Coast Guard in World War II. U.S. Naval Inst, 1957.