TY  - BOOK
AU  - Viswanathan, Thiagarajan
TI  - Telecommunication Switching Systems and Networks
SN  - 8120307135
U1  - 621.382 
CY  - New Delhi
PB  - Prentice Hall of India
KW  - Optical Fibre Systems, Traffic Engineering, Telephone Networks, Speech Digitisation, Transmission, Electronic Space Division Switching, Time Division Switching
ER  -