Syed.R Ali <br/><br/>
Digital Switching System 

 - 3rd 
 - New Delhi  Tata Mcgraw Hill  2002 
 - 217p.  Rs:795 
 - 22959 .
<br/><br/><label>ISBN: </label>0070483906 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital Switching
<br/><br/><label>Dewey Class. No.: </label>621.387