TY  - BOOK
AU  - Das, R. C.
AU  - Behera, D. K., jt., auth.
TI  - Environmental science : principles and practice
SN  - 9788120333307
U1  - 301.31 DAS-R 
PY  - 2008///
CY  - India
PB  - Prentice-Hall of India
KW  - ﾠ
KW  - Enviornmental scienceﾠ
ER  -