APA (7th ed.) Citation

Gretton, P. (1974). Crisis convoy: The story of HX231. Naval Institute Press.

Chicago Style (17th ed.) Citation

Gretton, Peter. Crisis Convoy: The Story of HX231. Annapolis: Naval Institute Press, 1974.

MLA (9th ed.) Citation

Gretton, Peter. Crisis Convoy: The Story of HX231. Naval Institute Press, 1974.