Não informado. (1949). FAO Development Paper on Agriculture. Food and Agriculture Organization of the United Nations.
Chicago-Zitierstil (17. Ausg.)Não informado. FAO Development Paper on Agriculture. Rome: Food and Agriculture Organization of the United Nations, 1949.
MLA-Zitierstil (8. Ausg.)Não informado. FAO Development Paper on Agriculture. Food and Agriculture Organization of the United Nations, 1949.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.