TY - BOOK ED - Consumers' Association. TI - Laboratory evaluation of hand-operated water pumps for use in developing countries SN - 0821301330 AV - TJ903 C66 PY - 1983/// CY - Washington PB - World Bank KW - Water-supply, Rural KW - Pumping machinery KW - Testing N1 - Rural Water Supply Handpumps Project ER -