TY  - BOOK
AU  - Goncalves, Marcus
TI  - Firewalls: a complete guide
SN  - 9780071356398
U1  - 005.8 
PY  - 2000///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing
KW  - Computer security
KW  - Data security
ER  -