O'Leary, Timothy J., <br/><br/>
Computing essentials 2004 / 

 - Complete ed. 
 - Boston :  McGraw-Hill/Irwin,  2004. 
 - xxviii, 467 p. :  ill. (some col.) ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0072519584 (acidfree) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.
<br/><br/><label>Dewey Class. No.: </label>004 MCG 2004 A005 Or.