ISBN 0521242908 books & textbook
British Intelligence in the Second World War: Volume 2, Its Influence on Strategy and Operations
Hinsley, F. H. Ransom, C. F. G. Knight, R. C. Thomas, E. E.
Cambridge University Press /1981-09-30 Hardcover / 700 Pages
isbn-10: 0521242908 / isbn-13: 9780521242905