Timorthy J. O'Leary, Linda I. O'Leary. <br/><br/>
Computing Essentials 

 - McGraw-Hill/Irwin  1998 
<br/><br/> McGraw-Hill/Irwin 
<br/><br/><label>ISBN: </label>0-07-561040-X 
<br/><br/><label>Dewey Class. No.: </label>0  / 1