TY  - BOOK
ED  -  United States. 
TI  -  Technologies for upgrading existing or designing new drinking water treatment facilities
U1  -  628.162   22
PY  - 1990///
CY  -  Cincinnati, Ohio : 
PB  -  United States Environmental Protection Agency, 
KW  -  Water
KW  -  Purification
KW  -  Equipment and supplies
N1  -  Includes bibliographic references
ER  -