Food and Agriculture Organization of the United Nations. (2005). A system of integrated agricultural censuses and surveys. Rome: Food and Agirculture Organization of the United Nations.
Παραπομπή Chicago StyleFood and Agriculture Organization of the United Nations. A System of Integrated Agricultural Censuses and Surveys. Rome: Food and Agirculture Organization of the United Nations, 2005.
Παραπομπή MLAFood and Agriculture Organization of the United Nations. A System of Integrated Agricultural Censuses and Surveys. Rome: Food and Agirculture Organization of the United Nations, 2005.
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