O'Brien, James A. <br/><br/>
Introduction to information systems :  An end user/enterprise perspective / 
J.A. O'Brien. 
 - Alternate ed. 
 - Chicago :  Richard D. Irwin, Inc.,  1995. 
 - 525, [28] p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>0-256-16221-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management information systems<br/>Information technology<br/>Business enterprises<br/>End-user computing