Bali , Geetha . Environmental biotechnology / Geetha Bali ...[et.al] - New Delhi : APH Publishing Corporation ; 2002 . - xviii. 386 p. : ill; 23 cm. includes index. ISBN: 8176483788 Subjects--Topical Terms: Bioremediation -- India -- Congresses. Dewey Class. No.: 660.60286 / ENV 2002