FAO. (1962). 6 billions to feed. Rome: Food and Agriculture Organization of the United Nations.
シカゴスタイル引用形FAO. 6 Billions to Feed. Rome: Food and Agriculture Organization of the United Nations, 1962.
MLA引用形式FAO. 6 Billions to Feed. Rome: Food and Agriculture Organization of the United Nations, 1962.
警告: この引用は必ずしも正確ではありません.