O'Leary, Timothy J.,  1947- <br/><br/>
Computing essentials 2021 :  making it work for you / 
Timothy J. O'Leary, Linda I. O'Leary. 
 - Introductory ed. 
 - New York :  McGraw-Hill,  2011. 
 - p. cm. 
 - The O'Leary series .
<br/><br/> Includes index.  Issues for 2012-  cataloged as a serial in LC 
<br/><br/><label>ISBN: </label>9781260570755(alk. paper) 
<br/><br/><label>Standard No.: </label>QA76.5 
<br/><br/><label>LCCN: </label>2009049578 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Electronic data processing.
<br/><br/><label>LC Class. No.: </label>QA76.5  / .O428 2021 
<br/><br/><label>Dewey Class. No.: </label>004