Living with technology  block 5   computing 

 - Walton  Open university  1989 
 - 20p.  23cm. 
<br/><br/><label>ISBN: </label>0749260106 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATA PROCESSING<br/>COMPUTER SCIENCE
<br/><br/><label>Dewey Class. No.: </label>004  / LIV