TY  - BOOK
AU  - Forouzan B. A.,
TI  - Data communications and networking 
SN  - 9780070634145
U1  - 004.6 
PY  - 2006///) 2011
CY  - Noida
PB  - Tata Mc Graw Hill Education  Pvt.  Ltd.
KW  - Data Communications
ER  -