O'Leary, Timothy J.,  1947- <br/><br/>
Computing essentials 2004 / 
Timothy J. O'Leary, Linda I. O'Leary 
 - Introductory ed. 
 - Boston, MA :  McGraw-Hill/Irwin,  2003 
 - xxvi, 329 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0072519592 (alk. paper)  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Computers