COOLEN, John RODDY, Dennis <br/><br/>
Electronic Communications 

 - 4th Ed. 
 -  Pearson Education Pvt.Ltd HEAD OFFICE,WORLD TRADE TOWER  2008 
 - 723p 
<br/><br/><label>ISBN: </label>978-81-7758-558 
<br/><br/><label>Dewey Class. No.: </label>537.5  / ROD/E