FAO. (1990). FAO farm systems management series N.1: Guidelines for the conduct of a training course in farming systems development. Rome: FAO.
シカゴスタイル引用形FAO. FAO Farm Systems Management Series N.1: Guidelines for the Conduct of a Training Course in Farming Systems Development. Rome: FAO, 1990.
MLA引用形式FAO. FAO Farm Systems Management Series N.1: Guidelines for the Conduct of a Training Course in Farming Systems Development. Rome: FAO, 1990.
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