O'Brien,James A.& Marakas.George M. <br/><br/>
Management information systems 

 - 7th ed/2006 
 - Islamabad  National book foundation 
 - 592 
<br/><br/><label>ISBN: </label>_ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IT
<br/><br/><label>National Library of Medicine Call No.: </label>T 58.6 O 2006