COMPUTERS at work 
/edited by John O.E.Clark; illustrated by Whitecroft Designs 
 - London  Hamlyn  1970 
 - 159 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>600001121 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science
<br/><br/><label>Dewey Class. No.: </label>4  / COM