O'Brien, James A. <br/><br/>
Management information systems :  a managerial end user perspective / 
James A. O'Brien. 
 - Homewood, Ill. :  Irwin,  1990. 
 - xxxiv, 670 p. : ill. 
<br/><br/><label>ISBN: </label>0256078629 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management information systems.