Viswanathan, Thiagarajan <br/><br/>
Telecommunication switching systems and networks / 

 - New Delhi:  Prentice Hall of India,  1999. 
 - xx, 583 p., 
<br/><br/><label>ISBN: </label>8120307135 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>621.382