O'Leary, Timothy J.,  1947-, <br/><br/>
Computing essentials 2007 / 
Timothy J. O'Leary, Linda I. O'Leary. 
 - Complete edition. 
 - xxvi, 532 pages :  color illustrations ;  28 cm. 
 - The O'Leary series. .
 - The O'Leary series. .
<br/><br/><label>ISBN: </label>9780071252980  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Electronic data processing