Geroux, W. (2016). The Mathews men: Seven brothers and the war against Hitler's U-boats (Large print edition.). Thorndike Press, a part of Gale, Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeroux, William. The Mathews Men: Seven Brothers and the War Against Hitler's U-boats. Large print edition. Farmington Hills, Mich: Thorndike Press, a part of Gale, Cengage Learning, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeroux, William. The Mathews Men: Seven Brothers and the War Against Hitler's U-boats. Large print edition. Thorndike Press, a part of Gale, Cengage Learning, 2016.
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