TY  - BOOK
AU  - Das, Asim K
TI  - Environmental chemistry with green chemistry
U1  - 540 D26E 
PY  - 2017///
CY  - Kolkata
PB  - Books and Allied
N1  - 3084 12/04/2018 IBS18/01 16/04/2018 Main Budget
ER  -