TY  - BOOK
AU  - Viswanathan,Thiagrajan
TI  - Telecommunication switching  systems and networks
SN  - 8120307135
U1  - 621.38 19
PY  - 1992/// [reprinted 2006, 2002, 2001, 1998]
CY  - New Delhi
PB  - Prentice-Hall of India Private Limited
KW  - Telecommunication systems
N1  - Includes bibliography and index
ER  -