O'leary, Timothy J. <br/><br/>
Computing essentials 2005 
Timothy J. O'Leary, Linda I. O'Leary 
 - introductory edition 
 - Boston  McGraw - Hill Technology edu.  2005 
 - xvii,  ill.  27cm.  +cd rom 
<br/><br/> includes index :p.368 - 376 
<br/><br/><label>ISBN: </label>0072836121 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.