TY - GEN AU - Barlow , Roy AU - McNelis , Bernard Derrick , Anthony TI - Solar pumping: an introduction and update on the technology, performance, costs and economics SN - 0821321013 U1 - 628.144 PY - 1993/// CY - Washington PB - The World Bank KW - WATER SUPPLY ENGINEERING - DEVELOPING COUNTRIES KW - ENGINEERING KW - SOLAR PUMPS KW - IRRIGATION ENGINEERING ER -