TY  - BOOK
AU  - Syngress Media.
TI  - Ccnp cisco lan switch configuration study guide exam 640404
SN  - 0074638270 
U1  - 004.678 
PY  - 2007///
CY  - New Delhi
PB  - Tata Mcgraw Hill
KW  - Data processing computer science
ER  -