Subramanian, S.K. <br/><br/>
Bio-gas systems in Asia 
by S.K. Subramanian 
 - Delhi  Management Development Institute  1977 
 - 146p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogas --Asia
<br/><br/><label>Dewey Class. No.: </label>X89x5 Su16