TY  - BOOK
AU  - Misra, S.P
AU  - Pandey, S.N
TI  - Essential environmental studies
SN  - 9789385462030
U1  - 333.7 
PY  - 2016///
CY  - New Delhi
PB  - Ane Books
KW  - Environmental science
KW  - Huaman ecology
ER  -