TY  - BOOK
AU  - Cheswick William R
AU  -  Bellovin Steven M
TI  - Firewalls and Internet Security
SN  - 201633574
SN  - 3223
U1  - 005.8               
PY  - 1994///
PB  - AddisonWesley
KW  - Computer security,network security005.8
ER  -