Biogas technology  proceedings of the National Seminar on Biogas Technology, Ludhiana, July 9-11, 1981  /  [Book :] 
B.T Nijaguna. 
 - Ludhiana, India :  USG Publishers & Distributors,  1983. 
 - 165 p. :  ill. ;  22 cm. 
<br/><br/><label>LCCN: </label>83906331  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogas--Congresses.
<br/><br/><label>LC Class. No.: </label>TP359.B48  / N38 1981 
<br/><br/><label>Dewey Class. No.: </label>665.776 
<br/><br/><label>National Library of Medicine Call No.: </label> / N B