IRRI. Symposium on cropping systems research and development for the Asian rice farmer. Manila: IRRI.
シカゴスタイル引用形IRRI. Symposium On Cropping Systems Research and Development for the Asian Rice Farmer. Manila: IRRI.
MLA引用形式IRRI. Symposium On Cropping Systems Research and Development for the Asian Rice Farmer. Manila: IRRI.
警告: この引用は必ずしも正確ではありません.