Lewis, Rhys <br/><br/>
Communication :   Print, Images, Sounds and the Computer / 
Rhys Lewis. 
 - 96 pages :   illustrations ;  28 cm. 
 - Collier's Encyclopedia of Science,11 .
<br/><br/><label>ISBN: </label>15171610332 
<br/><br/><label>Dewey Class. No.: </label>503