TY  - GEN
AU  - Wilkins, Sean
AU  - Sean Wilkins
ED  -  Smith, Franklin H
TI  -     CCNP security secure 642-637 official cert guide
SN  - 9781587142802
U1  - 005.8076 
PY  - 2011///
CY  - USA
PB  - Cisco Press
KW  - Telecommunications engineers--Certification
ER  -