TY  - BOOK
AU  - Trivedi, Priya Ranjan 	
TI  - Encyclopaedia of pollution control (Vol. 1) : 	: state of pollution /		
U1  - 363.73 TRI 
PY  - 2007///
CY  - New Delhi : 
PB  - Jnanada Prakashan, 	
ER  -