Beasley/ Jeffrey, S <br/><br/>
Modern Electronic Communication 

 - 9th ed. 
 - New Delhi  PHI  2008 
 - xxxiii, 950p. 
<br/><br/><label>ISBN: </label>9788120240046 
<br/><br/><label>Subjects--Index Terms: </label>1. Electronic Communication  Tech communication 
<br/><br/><label>Dewey Class. No.: </label>621.382  / BEA