TY  - GEN
AU  - Chatterji , A.K.
TI  - Introductionto environmental biotechnology
SN  - 9788120331600
U1  - 628.5 
PY  - 2007///
CY  - New delhi
PB  - Prentice-Hall 
KW  - ENVIRONMENTAL PROTECTION ENGINEERING
KW  - BIOTECHNOLOGY
ER  -