Subramaniam, S.K. <br/><br/>
Bio-gas systems in Asia 

 -  ICSSR, New Delhi  1977 
 - 233p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BIOGAS - ASIA<br/>BIO GAS//BIOGAS
<br/><br/><label>Dewey Class. No.: </label>RS.0342