Não informado. (1948). FAO Agricultural Studies. Food and Agriculture Organization of the United Nations.
Chicagoスタイル(17版)引用形式Não informado. FAO Agricultural Studies. New York: Food and Agriculture Organization of the United Nations, 1948.
MLA(8版)引用形式Não informado. FAO Agricultural Studies. Food and Agriculture Organization of the United Nations, 1948.
警告: この引用は必ずしも正確ではありません.