TY  - BOOK
AU  - KENNEDY, GEORGE
AU  - DAVIS, BERNARD
TI  - ELECTRONICS COMMUNICATION SYSTEMS
SN  - 0074636824
U1  - 621.382/KEN/DAV 
PY  - 2009///
CY  - NEW DELHI.
PB  - TATA MCGRAW HILL CO LTD.
ER  -