TY  - BOOK
AU  - Kothari, D. P.,  
AU  - Singal, K. C., 
AU  - Ranjan, Rakesh.  
TI  - Environmental Science and Engineering
SN  - 9788184875041
U1  - 620.8 
PY  - 2017///
CY  - New Delhi
PB  - Narosa Book Pub.
ER  -