VISWANATHAN, THIAGARAJAN <br/><br/>
TELECOMMUNICATION SWITCHING SYSTEMS AND NETWORKS  

 - NEW DELHI  PRENTICE HALL OF INDIA PVT. LTD.  2004 
 - 583 
<br/><br/><label>ISBN: </label>81-203-0713-5 
<br/><br/><label>Dewey Class. No.: </label>621.382 O 04 VIS