Management infromation systems/ 
O`Brien, James A. 
 - 9th ed. 
 - New Delhi:  Tata Mcgraw Hill,  2010. 
 - 831 p. 
<br/><br/><label>ISBN: </label>9780070144941 
<br/><br/><label>Dewey Class. No.: </label>658.4038011  / O`Bi/