TY  - BOOK
AU  - Das,R.C.
AU  - Behera,D.K.
TI  - Environmental science: principles and practice
SN  - 8120333307
U1  - 333.7 2
PY  - 2008///
CY  - New Delhi
PB  - Prentice-Hall
KW  - Environment
KW  - Textbook
N1  - Includes index
ER  -