Roddy, Dennis. <br/><br/>
Electronic Communications 

 - 4th. 
 - New Delhi;  Pearson Education (P) Ltd.   
 - 723. 
<br/><br/><label>ISBN: </label>9788177585582 
<br/><br/><label>Subjects--Topical Terms: </label><br/><br/>
<br/><br/><label>Dewey Class. No.: </label>621.380413  / ROD