O'Leary ,Timothy  <br/><br/>
Computing Essentials 2015 :  Making IT work for you / 
Timothy O'Leary,Linda I.O'Leary,Daniel A.O'Leary 
 -  Introductory 2015 
 - New York :  McGraw-Hill ,  2015 
 - xxii,298 p. :  col.ill. ;  28 cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781259223150 
<br/><br/><label>Dewey Class. No.: </label>004  / OLE