TY  - BOOK
AU  - Bali, Geetha 	
AU  - Ramamurthi, Rallapalli ; Sullia, S.B ..etl.
TI  - Environmental biotechnology /			
U1  - 333.7 BAL 
PY  - 2002///
CY  - New Delhi : 
PB  - APH Publishing Corporation , 	
N1  - Includes Index
ER  -