International rice research institute. (1990). Proceeding of the planning workshops on ecosystems analysis for extrapolation of agriculture technology. Philippines: International rice research institute.
استشهاد بنمط شيكاغوInternational rice research institute. Proceeding of the Planning Workshops On Ecosystems Analysis for Extrapolation of Agriculture Technology. Philippines: International rice research institute, 1990.
MLA استشهادInternational rice research institute. Proceeding of the Planning Workshops On Ecosystems Analysis for Extrapolation of Agriculture Technology. Philippines: International rice research institute, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.