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

 - 4 
 - New Delhi  Pearson  2008 
 - xi, 723p.   
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788177585582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication -- (Electronic)<br/>Digital communications<br/>Electronics communications<br/>Fibre optics communications