TY  - BOOK
AU  - Budiansky, Stephen
TI  - Battle of Wits
SN  - 0670884928
PY  - 2000///
CY  - London
PB  - Penguin Books Ltd
KW  - World War, 1939-1945
KW  - Secret service
KW  - Great Britain
KW  - Cryptography
N1  - BookData Record
ER  -