Recovering energy from waste  Various aspects 
ed. by Velma I. Grover, Vaneeta Kaur Grover and William Hogland 
 - Indian special ed. 
 - New Delhi  Oxford & IBH  2002 
 - x,338p. 
<br/><br/><label>ISBN: </label>8120415337 
<br/><br/><label>Dewey Class. No.: </label>333.7938  / P02