O'Brien,  James <br/><br/>
Management information system / 
James A. O'Brien [and] George M Marakas 
 - 7th ed. 
 - NEW DELHI  McGRAW-HILL  2007 
 - 617 
<br/><br/><label>ISBN: </label>978-0-07-062003-2 
<br/><br/><label>Dewey Class. No.: </label>658.4032  / OBR.M