TY  - BOOK
AU  - Frenzel, Louis, E
TI  - Principles of Electronic Communication Systems
SN  - 9780071667556
U1  - 621.382 
PY  - 2008///
CY  - New Delhi
PB  - Tata Mc graw HIll
KW  - 1. Electronic communication
KW  - 2. Tele communication
ER  -