TY  - BOOK
AU  - Misra, S. P. 
AU  - Pandey, S. N. 
TI  - Essential environmental studies 
SN  - 9789385462030
U1  - 333.707 
PY  - 2016///
PB  - Ane Books Parwana bhawan Daryaganj New Delhi-2
KW  - Environment
ER  -