APA (7th ed.) Citation

Williamson, G. (2002). Kriegsmarine U-boats: 1939 - 45. Osprey.

Chicago Style (17th ed.) Citation

Williamson, Gordon. Kriegsmarine U-boats: 1939 - 45. Oxford: Osprey, 2002.

MLA (9th ed.) Citation

Williamson, Gordon. Kriegsmarine U-boats: 1939 - 45. Osprey, 2002.

Warning: These citations may not always be 100% accurate.