Não informado. (1950). FAO commodity reports. Food and Agriculture Organization of the United Nations.
Chicago-viite (17. p.)Não informado. FAO Commodity Reports. Rome: Food and Agriculture Organization of the United Nations, 1950.
MLA-viite (8. p.)Não informado. FAO Commodity Reports. Food and Agriculture Organization of the United Nations, 1950.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.