Geroux, W. (2016). The Mathews men: Seven brothers and the war against Hitler's U-boats. Viking.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeroux, William. The Mathews Men: Seven Brothers and the War Against Hitler's U-boats. New York, New York: Viking, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeroux, William. The Mathews Men: Seven Brothers and the War Against Hitler's U-boats. Viking, 2016.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.