O'Leary, Timothy J.,  1947- <br/><br/>
Computing essentials, 2004 / 
Timothy J. O'Leary, Linda I. O'Leary. 
 - Complete ed. 
 - Boston :  McGraw-Hill,  2003. 
 - 329 p. :  ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0071198660 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Electronic data processing.
<br/><br/><label>Dewey Class. No.: </label>004 OLE 2003