TY  - BOOK
AU  - Couch, Leon W.
AU  -  Kulkarni, Muralidhar 
AU  - Acharya U. Sripati
TI  - Digital and Analog Communication Systems
SN  - 9780273774211
AV  - TK5101  .C69
PY  - 2013///
CY  - Boston
PB  - Pearson
ER  -