TY  - BOOK
AU  - Brijendra Singh.
TI  - Data Communications and Computer Networks
SN  - 9788120344662
U1  - 004.6 
PY  - 2011///
CY  - New Delhi: 
PB  - PHI Learning
KW  - Data Communication
KW  - Computer Networks
N1  - Includes Index
ER  -