Terraine, J. (2009). Business in great waters: The U-boat wars 1916-1945. Pen & Sword Maritime.
芝加哥风格引文Terraine, John. Business in Great Waters: The U-boat Wars 1916-1945. South Yorkshire, England: Pen & Sword Maritime, 2009.
MLA引文Terraine, John. Business in Great Waters: The U-boat Wars 1916-1945. Pen & Sword Maritime, 2009.
警告：这些引文格式不一定是100％准确.