TY  - GEN
AU  - Goncalves, Marcus
AU  - Goncalves, Marcus
TI  - Firewalls: a complete guide
SN  - 9 780071 356398
U1  - 004.056 53 GON 
PY  - 2000///
CY  - New Delhi
PB  - Tata McGraw Hill
KW  - Cryptography
KW  - TCP/IP
KW  - Internet
ER  -