Bates, Regis J <br/><br/>
Voice & data communication handbook 

 - 4th 
 - India  McGraw Hill  2001 
 - 1074 
<br/><br/> Include Index. 
<br/><br/><label>ISBN: </label>007047281 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Misc
<br/><br/><label>Dewey Class. No.: </label>621.3821  / BAT-V