Watt, S. B. (1975). Approaches to water pumping in arid and semi-arid lands, and a description of the Cretan sail windwheel. Deutsche Stiftung für Internationale Entwicklung.
Chicago Style (17th ed.) CitationWatt, S. B. Approaches to Water Pumping in Arid and Semi-arid Lands, and a Description of the Cretan Sail Windwheel. Berlin: Deutsche Stiftung für Internationale Entwicklung, 1975.
MLA (9th ed.) CitationWatt, S. B. Approaches to Water Pumping in Arid and Semi-arid Lands, and a Description of the Cretan Sail Windwheel. Deutsche Stiftung für Internationale Entwicklung, 1975.
Warning: These citations may not always be 100% accurate.