TY  - BOOK
AU  - Sitting, Marshall 
TI  - How to remove pollutants and toxic materials from air and water: : A practical guide
SN  - 0-8155-0654-6
PY  - 1977///
CY  - New Jersey: 
PB  - Noyes Data Corporation, 
KW  - Pollution
KW  - Water
ER  -