The game of the foxes : British and German intelligence operations and personalities which changed the course of the Second World War - Farago, Ladislas (1973)
Includes bibliographical references (p. 715-733) and index
Keywords: World War, 1939 -- 1945 -- Secret Service -- Germany; Espionage -- United States; Germany -- World War, 1939 -- 1945 -- Secret Service; Espionage, German -- Great Britain; United States -- Espionage, German