TY  - BOOK
AU  - Bhat, Hari, K.N and Rao, Ganesh, D 
TI  - Digital communication 
SN  - 978-81-3173-237-3 
U1  - 621.382 BHA  
PY  - 2009///
CY  - Pearson education 
PB  - New Delhi 
KW  - COMMUNICATION SYSTEM
ER  -