Stair, Ralph M. <br/><br/>
Information systems essentials / 
Ralph M. Stair / George Reynolds. 
 - Sixth edition. 
 - Pasig City :  Cengage Learning,  2012. 
 - 480 pages :  Illustrations ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology.<br/>Management information systems.