O'Brien, James A <br/><br/>
Introduction to Information Systems : Essentials 

 - 10th ed 
 - New Delhi  McGraw Hill  2001 
 - xxviii, 53 
<br/><br/><label>ISBN: </label>0-07-242324-2 
<br/><br/><label>Dewey Class. No.: </label>658.4038