APA (7th ed.) Citation

Grant, R. M. (2003). U-boat hunters: Code breakers, divers and the defeat of the U-boats, 1914-1918. Naval Institute Press.

Chicago Style (17th ed.) Citation

Grant, Robert M. U-boat Hunters: Code Breakers, Divers and the Defeat of the U-boats, 1914-1918. Annapolis, Md.: Naval Institute Press, 2003.

MLA (9th ed.) Citation

Grant, Robert M. U-boat Hunters: Code Breakers, Divers and the Defeat of the U-boats, 1914-1918. Naval Institute Press, 2003.