van Buren, Ariane, ed. <br/><br/>
Chinese biogas manual  Popularizing technology in the countryside 
ed by Ariane van Buren, Tr. by Michael Crook 
 - London  Intermediate Technology Publications  1979 
 - ix,135p. 
<br/><br/><label>ISBN: </label>0903031655 
<br/><br/><label>Dewey Class. No.: </label>665.776951  / N79