Turban, Efraim, et. al. <br/><br/>
Introduction to information technology 

 - 2 
 -   Wiley India(P) Ltd., New Delhi  2010 
 - 526 
<br/><br/><label>ISBN: </label>2655 
<br/><br/><label>Dewey Class. No.: </label>004  TUR-I