Chronology of the war at sea, 1939-1945
Rohwer, Jürgen.
Hümmelchen, Gerhard.
Watts, Anthony John.
Masters, Derek.
London Allan,
1974
Translation of: 'Chronik des Seekrieges, 1939-45'. Oldenburg : Stalling, 1968
Includes index
World War, 1939-1945