TY  - BOOK
AU  - Mishra, R. R.,
AU  - Mishra,R.R.
AU  - Chatterjee,K.
TI  - Current trends in environmental biology
SN  - 8122401848 :
U1  - 577 
PY  - 1990///
CY  - New Delhi
PB  - Wiley Eastern
KW  - Ecology
ER  -