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

 - 4 
 - New Delhi  Prentice-Hall  1995 
 - ix, 820p.  
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>8120309847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication -- (Electronic)<br/>Digital communications<br/>Electronics -- Communication<br/>Fibre optics communications