Anokh, Singh <br/><br/>
Principles of Communication Engineering 

 - 1st  
 - New Delhi  S. Chand & Company  2002 
 - 607p. 
<br/><br/><label>ISBN: </label>9788121904766 
<br/><br/><label>Dewey Class. No.: </label>621.382  / Sin-P