TY  - BOOK
AU  - William Stallings
TI  - Cryptography and Network Security,Ed4
SN  - 0000088609
U1  - 1.621 
PY  - 2011///
CY  - New Delhi
PB  - Pearson
KW  -  Network
KW  -  Security,Ed4
KW  - Computer Networks Datanetworks
KW  - Cryptography
ER  -