Walker, Roger S. <br/><br/>
Understanding computer science 
Roger S. Walker 
 -  c.1985 
<br/><br/><label>ISBN: </label>0895121824 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing--MIS, Computer
<br/><br/><label>Dewey Class. No.: </label>004 WAL