TY  - BOOK
AU  - KENNEDY G. AND DAVIS B.
TI  - ELECTRONIC COMMUNICATION SYSTEMS 4TH ED
U1  - 621.382 
PB  - TATA MC GRAW HILL PUB. CO. LTD.NEW DELHI-110 008
KW  - POWER DEV.and MACHINES
N1  - 8331
ER  -