TY  - BOOK
AU  - Priyaranjan Trivedi
TI  - Encyclopaedia of pollution control
SN  - 9788171391028
U1  - 363.736 PRI.4 
PY  - 2007///
CY  - New Delhi
PB  - Jnanada Prakashan in association with Indian Institute of Ecology and Environment
KW  - social problems & services
ER  -