Vishvanathan, Thagarajan  <br/><br/>
Telecommunication switching systems and networks / 
by Thagarajan Vishvanathan 
 - 6th ed. 
 - XIX, 583 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics and Communication<br/>Telecommunication switching systems <br/>Telecommunication<br/>Switching Suystem and Networking<br/>Telecommunication networks
<br/><br/><label>Dewey Class. No.: </label>621.382 THA