International rice research institute. (1990). Proceeding of the planning workshops on ecosystems analysis for extrapolation of agriculture technology. Philippines: International rice research institute.
Trích dẫn kiểu ChicagoInternational rice research institute. Proceeding of the Planning Workshops On Ecosystems Analysis for Extrapolation of Agriculture Technology. Philippines: International rice research institute, 1990.
Trích dẫn MLAInternational rice research institute. Proceeding of the Planning Workshops On Ecosystems Analysis for Extrapolation of Agriculture Technology. Philippines: International rice research institute, 1990.
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