Parker Charles S. <br/><br/>
Understanding computers today & tomorrow 

 - London  Harcourt Brace College Publishers 
 -  xxxii44942 
<br/><br/><br/>Eng. 
<br/><br/><label>ISBN: </label>0-03-024481-1 
<br/><br/><label>Dewey Class. No.: </label>004 PAR-U  / PAR-U