Ray George F <br/><br/>
Diffusion of nature technologies 

 - Cambridge  Cambridge University Press          1984 
 - ix, 96p. Bib. p 92-94  cm. 
 - National Institute of Economic and Social Research Occasional Papers. 36 .
<br/><br/><label>ISBN: </label>0521260086 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics-Industry
<br/><br/><label>Dewey Class. No.: </label>X90gF, M4