Roddy Dennis <br/><br/>
Electronic Communications 
[by] John Coolen 
 - Fourth Edition 
 - India  Dorling Kindersley   2008 
 - 20, 721 P.:  ill.;  6 X 9 
<br/><br/><label>ISBN: </label>9788177585582 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>302.2  / ROE 2008