TY  - BOOK
AU  - Stallings, W.  .
TI  - Cryptography and network security : principles and practice / 
SN  - 81-7758-774-9
U1  - BV 
PY  - 2007///
CY  - Delhi : 
PB  - Dorling Kindersley (India) Pvt. Ltd. , 
KW  - Computer- Netwok security
ER  -