Type 7 U-Boats

Type VII: Germany's Most Successful U-Boats

Grey Wolves: The U-Boat War 1939–1945

U-Boat 1936-45 (Type VIIA, B, C and Type VIIC/41): An insight into the design, construction and operation of the most feared German U-boat of World War 2 (Owners' Workshop Manual)

U-Boats: The Illustrated History of the Raiders of the Deep

Hitler's U-Boat War : The Hunters, 1939-1942 (Hitler's U Boat War)

Steel Boat Iron Hearts: A U-boat Crewman's Life Aboard U-505

U-48: The Most Successful U-Boat of the Second World War

German U-Boat Type XXI: (Schiffer Military/Aviation History) (Schiffer Military History)

Das Boot - The Director's Cut

Iron Coffins: A Personal Account Of The German U-boat Battles Of World War II