Management information systems :  Managing the digital firm / 
Laudon Kenneth C., Laudon Jane P. , Mary E. Brabston  
 - 1st ed 
 - Toronto :  Prentice Hall ,  2002. 
 - xxix,547,p:  ill.,; 
<br/><br/><label>ISBN: </label>0130338095 
<br/><br/><label>LC Class. No.: </label>T58.6  / .L38  2002