Roddy, Dennis, <br/><br/>
Electronic Communications 
By Dennis Roddy and John Coolen 
 - 4th ed. 
 - New Delhi  Pearson  2009 
 - xii, 723p.:  23cm. 
<br/><br/><label>ISBN: </label>9788177585582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Applied Physics<br/>Electronic Communication
<br/><br/><label>Dewey Class. No.: </label>621.382