TY  - BOOK
AU  - Singh, R P;Sapre, S D.
TI  - Communication systems: anaog and digital: Anaog and digital
SN  - 9780070634541
U1  - 621.382 SINR 
PY  - 2007///
CY  - New Delhi
PB  - Tata McGraw Hill Publishing Company Ltd
KW  - Computer Networks
ER  -