TY  - BOOK
AU  - Thiagarajan Viswanathan
AU  - Bhatnagar, Manav
TI  - Telecommunication switching systems and networks
SN  - 9788120350830
U1  - 621.382 THI 
PY  - 2020///
CY  - Delhi
PB  - PHI Learning Private Limited
KW  - Data transmission systems
KW  - Integrated services digital networks
KW  - Telecommunication systems
ER  -