TY  - BOOK
AU  - Kimpton,Diana
AU  - Phillips,Mike
TI  - Cracking Codes
T2  - Totally 
SN  - 9781407114569 (pbk.) :
U1  - 652.8 
PY  - 2003///
CY  - London
PB  - Hippo
KW  - Ciphers
KW  - Cryptography
KW  -  Juvenile literature
N1  - Formerly CIP
ER  -