Nijaguna, B. T. <br/><br/>
Biogas technology 

 - Kolkata  ; New Age  International  , 2002 
 - xii,287p. 
<br/><br/><label>ISBN: </label>8122413803  250 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogas<br/>Biogas Technology
<br/><br/><label>Dewey Class. No.: </label>665.776  / NIJ