TY  - BOOK
AU  - Singh, J. S.
AU  - Singh, S.P.
AU  - Gupta, S.R.
TI  - Ecology environment and resource conservation
SN  - 8188342556
PY  - 2008///
CY  - New Delhi
PB  - Anamaya Publishers
KW  - Environment
KW  - Conservation
N1  - Includes Bibliography and Index
ER  -