TY  - BOOK
AU  - Misra S P
AU  - S P Misra
TI  - Essential environmental studies
SN  - 8180521729
U1  - 333.714  
PY  - 2009///
CY  - New Delhi
PB  - Ane books pvt ltd
KW  - Natural resources
KW  - Ecosystem
KW  - Biodiversity
KW  - Environmental pollution
KW  - Human population and the environment
ER  -