Introducing data processing 

 - Manchester, England  NCC Publications  1980 
 - 237 p.  ill.  21 cm 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Electronic digital computers
<br/><br/><label>Dewey Class. No.: </label>001.64