TY  - BOOK
AU  - Kaufman,Charlie
AU  - Perlman,Radia
AU  - Speciner,Mike
TI  - Network Security  Private Communications in a PUBLIC world
SN  - 9788120322134
U1  - 005.8 
PY  - 2008///
CY  - New Delhi
PB  - Prentice-Hall of india Pvt Ltd
ER  -