TY  - BOOK
AU  - Viswanathan,Thiagarajan
AU  - Bhatnagar,Manav
TI  - Telecommunication switching systems and networks
SN  - 9788120350830
U1  - 621.382  22
PY  - 2015///
CY  - New Delhi, India
PB  - PHI learning PVT.
KW  - Telecommunications
KW  - Networking
N1  - Includes Index; ETE
ER  -