Kennedy, George <br/><br/>
Electronic communication systems 

 - New Delhi  Tata Mc Graw - Hill  1991 
 - 739p. 
<br/><br/><label>ISBN: </label>0070340544 
<br/><br/><label>Subjects--Index Terms: </label>Tele communications 
<br/><br/><label>Universal Decimal Class. No.: </label>621.39  / KEN