TY  - BOOK
AU  - 
AU  - Indian national academy,of engineering
TI  - Telecommunications : technology alternatives and policy
SN  - 81 7023 556 1
U1  - 621.382 
PY  - 1996///
CY  - New Delhi
PB  - Indian national academy of engineering
KW  - Switching
KW  - transmission
ER  -