Viswanathan, Thiagarajan <br/><br/>
Telecommunication switching systems and networks / 
Thiagarajan Viswanathan 
 - New delhi:  Prentice- hall  of india,  2009 
 - 584 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics and communication
<br/><br/><label>Dewey Class. No.: </label>621.38216  / VIS/T