International rice research institute. (1991). Proceedings of the rainfed lowland rice farming systems research planning meetings. Philippines: International rice research institute.
シカゴスタイル引用形International rice research institute. Proceedings of the Rainfed Lowland Rice Farming Systems Research Planning Meetings. Philippines: International rice research institute, 1991.
MLA引用形式International rice research institute. Proceedings of the Rainfed Lowland Rice Farming Systems Research Planning Meetings. Philippines: International rice research institute, 1991.
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