Barker, Joel Arthur. <br/><br/>
Paradigms : The Business Of Discovering The Future. 

 -  Harper Business  1993 
 - 240 P. 20 CM. 
<br/><br/><label>ISBN: </label>887306470 
<br/><br/><label>Dewey Class. No.: </label>658.40355 BAR 1993