Dyfyniad APA

Food and Agriculture Organization of the United Nations. (2013). FAO statistical yearbook 2013: World food and agriculture. Food and Agriculture Organization of the United Nations.

Dyfyniad Arddull Chicago

Food and Agriculture Organization of the United Nations. FAO Statistical Yearbook 2013: World Food and Agriculture. Rome: Food and Agriculture Organization of the United Nations, 2013.

Dyfyniad MLA

Food and Agriculture Organization of the United Nations. FAO Statistical Yearbook 2013: World Food and Agriculture. Food and Agriculture Organization of the United Nations, 2013.

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