Slyus, F. v., Wielemaker, W., & Wienk, J. (1987). Agriculture in the atlantic zone of Costa Rica: Summarizing report of an exploratory survey.
シカゴスタイル引用形Slyus, F.R. van, W.G Wielemaker, , J.F Wienk. Agriculture in the Atlantic Zone of Costa Rica: Summarizing Report of an Exploratory Survey. 1987.
MLA引用形式Slyus, F.R. van, W.G Wielemaker, , J.F Wienk. Agriculture in the Atlantic Zone of Costa Rica: Summarizing Report of an Exploratory Survey. 1987.
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