TY  - BOOK
AU  - Viswanathan,Thiagarajan
TI  - Telecommunication switching system and networks
SN  - 9788120307131
U1  - 621.382 22
PY  - 2009///
CY  - New Delhi
PB  - PHI Learning Private limited
KW  - Telecommunication -- Switching systems.
KW  - Telecommunication systems
N1  - Include index; Author Introduction
UR  - https://drive.google.com/file/d/13iYicduYpt9DT9S5elkxM6eA2z45vmJz/view?usp=sharing
ER  -