Management information systems :  Managing the digital firm / 
Kenneth C. Laudon , Jane P. Laudon  
 - 2nd ed. 
 - Toronto ;  Pearson/Prentice Hall,  2005. 
 - xxi,521[22,19] p,;  col.ill ; 
<br/><br/><label>ISBN: </label>0131213520 
<br/><br/><label>LC Class. No.: </label>T58.6  / .L36 2005