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John Abbatiello. Anti-Submarine Warfare in World War I: British Naval Aviation and the Defeat of the U-Boats (2005)

Buchheim, Lothar-Günther, Das Boot (Original German edition 1973, eventually translated into English and many other Western languages). Movie adaptation in 1981, directed by Wolfgang Petersen

Gannon, Michael (1998) Black May. Dell Publishing. ISBN 0-440-23564-2

Gannon, Michael (1990) Operation Drumbeat. Naval Institute Press. ISBN 978-1-59114-302-4

Gray, Edwyn A. The U-Boat War, 1914–1918 (1994)

Hans Joachim Koerver. German Submarine Warfare 1914–1918 in the Eyes of British Intelligence, LIS Reinisch 2010, ISBN 978-3-902433-79-4

Kurson, Robert (2004). Shadow Divers: The True Adventure of Two Americans Who Risked Everything to Solve One of the Last Mysteries of World War II. Random House Publishing. ISBN 0-375-50858-9

Möller, Eberhard and Werner Brack. The Encyclopedia of U-Boats: From 1904 to the Present (2006) ISBN 1-85367-623-3

O'Connor, Jerome M. "Inside the Grey Wolves Den." Naval History, June 2000. The US Naval Institute Author of the Year feature describes the building and operation of the German U-boat bases in France.

Preston, Anthony (2005). The World's Greatest Submarines.

Stern, Robert C. (1999). Battle Beneath the Waves: U-boats at war. Arms and Armor/Sterling Publishing. ISBN 1-85409-200-6.

Showell, Jak Mallmann. The U-boat Century: German Submarine Warfare, 1906–2006 (2006) ISBN 1-59114-892-8

van der Vat, Dan. The Atlantic Campaign Harper & Row, 1988. Connects submarine and antisubmarine operations between World War I and World War II, and suggests a continuous war.

Von Scheck, Karl. U122: The Diary of a U-boat Commander Diggory Press ISBN 978-1-84685-049-3

Georg von Trapp and Elizabeth M. Campbell. To the Last Salute: Memories of an Austrian U-Boat Commander (2007)

Westwood, David. U-Boat War: Doenitz and the evolution of the German Submarine Service 1935–1945 (2005) ISBN 1-932033-43-2

Werner, Herbert. Iron Coffins: A Personal Account of the German U-Boat Battles of World War II ISBN 978-0-304-35330-9