Thies, Klaus-Dieter. <br/><br/>
Platform for change  [Books]. 
Stafford Beer. 
 - Chichester  John Wiley & Sons  1975 
 - Pages: 457 
<br/><br/><label>ISBN: </label>0471061891  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Operations research.<br/>System theory.
<br/><br/><label>Dewey Class. No.: </label>Q/295  / BEE