Ayres, Robert U <br/><br/>
Uncertain futures  challenges for decision-makers 
Robert U. Ayres 
 - New York  John Wiley & Sons  1979 
 - xviii, 429 p. ; 23 cm. 
<br/><br/><label>ISBN: </label>0471042501 
<br/><br/><label>LCCN: </label>78-10252 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Forecasting<br/>Economic forecasting<br/>Technological forecasting