TY  - BOOK
AU  - VISWATHAN
TI  - TELECOMMUNICATION SWITCHING SYSTEMS AND NETWORKS
T2  - P10985
SN  - 9788120350830
U1  -  621.382 THA 
PY  - 2015///
CY  - India
PB  - PHI
KW  - Electronics and Communication Engineering
N1  - BASKAR
ER  -