Food and Agriculture Organization of the United Nations. Land and Water Development Division. (1974). Soil survey in irrigation investigations. FAO.
芝加哥风格引文Food and Agriculture Organization of the United Nations. Land and Water Development Division. Soil Survey in Irrigation Investigations. Rome: FAO, 1974.
MLA引文Food and Agriculture Organization of the United Nations. Land and Water Development Division. Soil Survey in Irrigation Investigations. FAO, 1974.
警告：这些引文格式不一定是100％准确.