TY  - BOOK
AU  - Gates, Alexander
AU  - Blauvelt, Robert P.
ED  - 
ED  - 
ED  - 
TI  - Encyclopedia of pollution (Volume II)
U1  - 363.7003 
PY  - 2012///
CY  - New Delhi
PB  - Viva Books
KW  - 
ER  -