O'Leary, Timothy J., <br/><br/>
Computing essentials 2004 / 
Timorthy J. O'Leary, Linda I. O'Leary 
 - Complete ed. 
 - xxviii, 467 pages :  illustrations (some colour) ;  28 cm +  1 CD-ROM (4 3/4 in.) 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0072519584  RM266.35 9780072519587 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.
<br/><br/><label>Dewey Class. No.: </label>004