Langenegger, Otto
Groundwater quality and handpump corrosion in Africa - Washington The World Bank 1994 - 142 p., ill. - Water & sanitation report ; 08 .
WATER SUPPLY-WATER QUALITY
WATER POLLUTION-UNDERGROUND
WELL PUMPS-CORROSION
628.18(6) / L3
Groundwater quality and handpump corrosion in Africa - Washington The World Bank 1994 - 142 p., ill. - Water & sanitation report ; 08 .
WATER SUPPLY-WATER QUALITY
WATER POLLUTION-UNDERGROUND
WELL PUMPS-CORROSION
628.18(6) / L3