Obrien, James A. <br/><br/>
Management information systems 

 - New Delhi :  Tata Mcgraw Hill,  1994 
 - 530: 
<br/><br/><label>ISBN: </label>0070486379  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Systems
<br/><br/><label>Dewey Class. No.: </label>003.3  / OBR