TY  - BOOK
AU  - Misra, S.P. & Pandey, S.N.
TI  -  Essential environmental studies
SN  - 9789385462030
U1  - 333.7 MIS 
PY  - 2018///
CY  - Chennai
PB  - Ane Books
N1  - Rs.595/-
S02/201
ER  -