TY  - BOOK
AU  - William Stallings
AU  - ,
TI  - Cryptography and network security: Principle and practice
SN  - 978-81-317-6166-3
U1  - 004.6 STC 
PY  - 2013///
CY  - New Delhi
PB  - Pearson Education
KW  - Computer Network
N1  - Netw-CSE
ER  -