Shelley, John,  1940- <br/><br/>
Preparing for computers 
John Shelley 
 - London  Pitman  1982 
 - iii, 116 p.  ill., 2facsims, 2maps  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers
<br/><br/><label>Dewey Class. No.: </label>001.64