TY  - BOOK
AU  - Gill, P S.
TI  - Cryptography and network security
SN  - 9780230332782
U1  - 005.82 GILP 
PY  - 2011///
CY  - New Delhi
PB  - Macmillan
KW  - Cryptography-Data encryption(005.82)
ER  -