TY  - BOOK
AU  - Schweber, William
TI  - Electronic communication systems;a complete course
SN  - 81-203-2229-0
U1  - 621.382 SCH 
PY  - 2002///
CY  - NEW DELHI
PB  - PRENTICE HALL OF INDIA
KW  - COMMUNICATION SYSTEMS
ER  -