Ayres Robert U <br/><br/>
Technological forecasting and longrange planning 

 - New York     McGraw Hill       1969 
 - xv,237p  cm. 
<br/><br/><label>Standard No.: </label>75353 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X:327-89Q1, K9