Beasley, Jeffrey S. <br/><br/>
Modern electronic communication 

 - 9th ed. 
 - New Delhi, India  PHI Learning  2008 
 - xxxiii, 950 p.   ill. ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788120340046 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>621.382 BEA