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

 - 4th Ed.  
 - New Delhi:  Pearson India;  2008. 
 - 723p. 
<br/><br/><label>ISBN: </label>9788177585582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic Communications
<br/><br/><label>Dewey Class. No.: </label>621.38  / ROD