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.
芝加哥风格引文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引文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.
警告：这些引文格式不一定是100％准确.