John Race <br/><br/>
Computer based systems 

 -  London  Teach yourself  1984 
 - 216p  HB 
 - Computer based systems .
<br/><br/><br/>En 
<br/><br/><label>Subjects--Personal Names: </label><br/>Computer
<br/><br/><label>Dewey Class. No.: </label>001.64  / RAC