IRRI. (1983). Symposium on potential productivity of field crops under different environments. Manila: IRRI.
استشهاد بنمط شيكاغوIRRI. Symposium On Potential Productivity of Field Crops Under Different Environments. Manila: IRRI, 1983.
MLA استشهادIRRI. Symposium On Potential Productivity of Field Crops Under Different Environments. Manila: IRRI, 1983.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.