Computer courses / 
editor, G. Littlewood. 
 - Manchester, England :  NCC Publications,  1972. 
 - 238 p. ; 
<br/><br/><label>ISBN: </label>0850120802 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing
<br/><br/><label>Dewey Class. No.: </label>378.002854  / Co