TY  - BOOK
ED  - United States Environmental Protection Agency
TI  - Technologies for Upgrading Existing Or Designing New Drinking Water Treatment Facilities 
U1  - 628.162 
PY  - 1990///
CY  - Ohio : 
PB  - United States Environmental Protection Agency, 
KW  - Purification Techniques Congresses
KW  - Water Purification Congresses
KW  - Water Supply Congresses
N1  - NN
ER  -