TY  - BOOK
AU  - Shyamala, C K  .
TI  - Cryptography and security / 
SN  - 978-81-265-2285-9
U1  - BV 
PY  - 2011///
CY  - New York : 
PB  - John Wiley & Sons, Inc. , 
KW  - Cryptography
ER  -