TY  - BOOK
AU  - Plonus, Martin 
TI  - Electronics and communications : for scientists and engineer 
SN  - 81-7867-021-6 
U1  - 621.382 PLO  
PY  - 2001///
CY  - Harcourt 
PB  - New Delhi 
KW  - COMMUNICATION SYSTEM
ER  -