Das, J <br/><br/>
Principles of Digital Communication... 

 - New Delhi:  New Age International,  2012. 
 - xiii, 603 p.;  ( R 10, Sh 03) 
<br/><br/><label>ISBN: </label>9788122433470 
<br/><br/><label>Source: </label> Allied Book Company  PKR 783.00 
<br/><br/><label>Dewey Class. No.: </label>621.380413