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Filters: Keyword is rope-and-washer pumps and Author is Wishart, G.  [Clear All Filters]
Wishart, G., «International conference on manual irrigation, September 4-8, 1995 : proceedings», vol. no. WP 01/96. SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. 53 p. : photogr., tab., 1996.