ECU Libraries Catalog

Enigma U-boats : breaking the code

MLA

Showell, Jak P. Mallmann. Enigma U-boats : Breaking the Code. Rev. ed. Annapolis, Md.: Naval Institute Press, 2009.

APA

Showell, J. P. Mallmann. (2009). Enigma U-boats : breaking the code. Rev. ed. Annapolis, Md.: Naval Institute Press.

Chicago

Showell, Jak P. Mallmann. Enigma U-Boats: Breaking the Code. Rev. ed. Annapolis, Md.: Naval Institute Press, 2009.