Terraine, J. (2009). Business in great waters: The U-boat wars 1916-1945. Pen & Sword Maritime.
Chicagoスタイル(17版)引用形式Terraine, John. Business in Great Waters: The U-boat Wars 1916-1945. South Yorkshire, England: Pen & Sword Maritime, 2009.
MLA(9版)引用形式Terraine, John. Business in Great Waters: The U-boat Wars 1916-1945. Pen & Sword Maritime, 2009.
警告: この引用は必ずしも正確ではありません.