IRRI. (1977). Cropping systems research and development for the Asia rice farmer. Philippines: IRRI.
シカゴスタイル引用形IRRI. Cropping Systems Research and Development for the Asia Rice Farmer. Philippines: IRRI, 1977.
MLA引用形式IRRI. Cropping Systems Research and Development for the Asia Rice Farmer. Philippines: IRRI, 1977.
警告: この引用は必ずしも正確ではありません.