A Chinese biogas manual :  popularising technology in the countryside / 
edited by Ariane van Buren ;technical editor, Leo Pyle ; translator Michael Crook. 
 - London :  Intermediate Technology Pub.,  1979. 
 - 135 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>0903031655 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogas--China.<br/>Appropriate technology--China.