SINGH B P <br/><br/>
COMMUNICATION SYSTEMS: ANALOG AND DIGITAL SYSTEM  

 - 2 ed. 
 - NEW DELHI  TMH  2008 
 - XVIII-584 
<br/><br/><label>ISBN: </label>0070634541 
<br/><br/><label>Dewey Class. No.: </label>621.382 O08