O'Leary, Timothy J. <br/><br/>
Computing essentials 2004 / 
Timothy J. O'Leary, Linda I. O'Leary. 
 - Complete edition. 
 - Boston :   McGraw-Hill/Irwin,   c2003. 
 - xxviii, 467 pages:   illustrations;   28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0071198652 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.
<br/><br/><label>Dewey Class. No.: </label>DK12  044  / O45