TY  - BOOK
AU  - Deshpande, N D 
AU  - Deshpande, D A 
AU  - Rangole, P K 
TI  - Communication electronics
SN  - 9780071515983
U1  - 621.38 D459c 
PY  - 1989///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing Company Limited
KW  - Electronics
ER  -