Thiagarajan Viswanathan <br/><br/>
Telecommunication Switching Systems And Networks 

 - 1st 
 - Prentics Hall Of India  2003 
 - 583p.  Paper 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>621.381  / THI