TY  - BOOK
AU  - Chauhan, Avnish.
AU  - Sharma, S,
AU  - Bharh, P k,
TI  - Clean technologies and environmental protection
SN  - 9789350567319
U1  - 363.700954 
PY  - 2015///
CY  - New Delhi
PB  - DPH
KW  - ENVIRONMENT -SOCIAL PROBLEM
ER  -