TY  - BOOK
AU  - Misra ,S.P.
AU  - Pandey ,S.N.
TI  - Essential Environmental Studies
SN  - 9789381156193
U1  - 333.7 
PY  - 2011///
CY  - New Delhi
PB  - Ane Books Pvt.Ltd
KW  - natural resources
ER  -