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Waterworks : improving irrigation management in Mexican agriculture
Cummings, Ronald G. (contributor) - 1989
Persistent link: https://www.econbiz.de/10000799027
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Effects of tax morale on tax compliance : experimental and survey evidence
Cummings, Ronald G.; Martinez-Vazquez, Jorge; McKee, … - 2005
Persistent link: https://www.econbiz.de/10003117656
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New evaluation procedures for a new generation of water-related projects
Cummings, Ronald G.; Dinar, Ariel; Olson, Douglas C. - 1996 - 1. print.
Persistent link: https://www.econbiz.de/10013204086