HAAG, Stephen. <br/><br/>
Information systems essentials / 
Stephen Haag and Maeve Cummings. 
 - Boston,  McGraw-Hill,  c2006. 
 - xxx, 462 p. :  col. ill. ; 
<br/><br/> Includes bibliographical references and index. 
<br/><br/>
<br/><br/><label>ISBN: </label>0073105813 0071117148 (pbk. with CDROM) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management information systems.
<br/><br/><label>Dewey Class. No.: </label>658.05