TY  - BOOK
AU  - Katiyar,Sapna.
TI  - Telecommunication Network
SN  - 9789350142349
U1  - 621.382 
PY  - 2012///
CY  - Delhi
PB  - Kataria
KW  - Telecommunication
KW  - Telephone systems
N1  - Include Index
ER  -