Hagan, R. M. (1968). Successful irrigation: Planning ddevelopment management. Food and Agriculture Organization.
シカゴスタイル引用形Hagan, R M. Successful Irrigation: Planning Ddevelopment Management. Rome: Food and Agriculture Organization, 1968.
MLA引用形式Hagan, R M. Successful Irrigation: Planning Ddevelopment Management. Food and Agriculture Organization, 1968.
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