TY  - BOOK
AU  - Bastein Greg
AU  -  Degu Christian Abera
TI  - CCSP Cisco secure PIX firewall advanced : Exam certification guide
U1  - D6,8(B),94y5, P3 
PY  - 2003///
CY  - New Delhi
PB  - Pearson Eduction     
ER  -