Viswanathan, B <br/><br/>
Telecommunication switching systems & networks 

 - New Delhi  :  Pearson Education,  2011. 
 - 0 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Electronics Communication,
<br/><br/><label>Dewey Class. No.: </label>621.38216  / VIS