TY  - BOOK
AU  - Misra, S P
AU  - Pandey, S N
TI  - Essential environmental studies
SN  - 9788180521683
U1  - 577.14 
PY  - 2008///
CY  - New Delhi
PB  - Ane Books Pvt Ltd
KW  - Environmental science
KW  - Natural resources
KW  - Ecosystems
KW  - Biodiversity
ER  -