Roddy <br/><br/>
Electronic communications 
Roddy, Coolen 
 - 4th 
 - New Delhi  PHI Pub.  2000 
 - ix,820 
<br/><br/><label>ISBN: </label>8120309847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication
<br/><br/><label>Dewey Class. No.: </label>621.382  / ROD P0