Haag, Stephen    <br/><br/>
Information systems essentials /  
Stephen Haag [and] Maeve Cummings    
 - 2nd.ed.    
 - Boston :  McGraw-Hill Irwin,   2008    
 - xxxi;490p. :  ill.;   28cm.    
<br/><br/>Includes index & CD-ROM    
<br/><br/><label>ISBN: </label>007110139X    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology --Management   <br/>Management information systems