TY  - BOOK
AU  - Kaufman, Charlie
AU  - Perlman, Radia
AU  - Speciner, Mike
TI  - Network Security: private communication in a public world
SN  - 8120322134
U1  - 004.606 KAU 
PY  - 2002///
CY  - New Delhi
PB  - Prentice Hall, 
KW  - Network Security
ER  -