Viswanathan, Thiagarajan.  <br/><br/>
Telecommunication switching systems and networks / 
Thiagarajan Viswanathan.  
 - New Delhi :  Prentice-Hall of India Private Ltd.,  c1992 [Reprinted 2010]. 
 - xx, 583 pages :  illustrations ;  24 cm.  
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788120307131 8120307135 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication--Switching systems. <br/>Telecommunication systems. <br/>Telephone systems
<br/><br/><label>Dewey Class. No.: </label>621.382 VIS