The other Ultra
By: Ronald Lewin.
Publisher: Hutchinson
Published: 1982
Place of publication: London
Language: eng
Number of pages: 332
Subjects: World War, 1939-1945 -- Cryptography.; World War, 1939-1945 -- Secret service -- United States.; World War, 1939-1945 -- Japan.
Notes: Bibliography: p. 309-311.
Includes index.