Frenzel Louis E.  <br/><br/>
Principles of electronic communication systems 

 - 3th edition. 
 - New delhi :   Tata Mcgraw Hill   2010. 
 - 885.  
<br/><br/><label>ISBN: </label>13:978-0-07-066755-6  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering,
<br/><br/><label>Dewey Class. No.: </label>621.382  / FRE