Viswathan T <br/><br/>
Telecommunication switching system 
Viswathan T 
 - New Delhi  PHI  2007 
 - xx,583p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication switching system
<br/><br/><label>Dewey Class. No.: </label>621.38043 VI-T