APA (7th ed.) Zitazioa

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.

Chicago Style (17th ed.) Zitazioa

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.

MLA (9th ed.) Zitazioa

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.