Grant, August  & Meadows, Jennifer H. <br/><br/>
Communication technology update 

 - 9th ed 
 - Elsevier, Amsterdam  2004 
 - viii, 372 
<br/><br/><label>ISBN: </label>0-240-80640-9 
<br/><br/><label>Dewey Class. No.: </label>621.382 Gra/Mea