Bio gas :    a rural energy energy source 

 - New Delhi :    Ministry of non-conventional energy sources, Govt of India,    1998 
 - 15 p. :    diag. ;    21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Biogas -- Rural  development -- India
<br/><br/><label>Dewey Class. No.: </label>G INDI/NI (02) 1998/1