TY  - BOOK
AU  - GUPTA,P.C
TI  - Data communications and computer networks
SN  - 978-81-203-2846-4
U1  - COMP 621.38 
PY  - 2009///
CY  - New Delhi
PB  - PHI Learning
KW  - ELECTRONIC & COMMUNICATION ENGINEERING
KW  - NETWORKS-COMPUTER
ER  -