Food and Agriculture Organization of the Nations. Statistics Division. (1966). Statistics of crop responses to fertilizers. s.n.
芝加哥风格引文Food and Agriculture Organization of the Nations. Statistics Division. Statistics of Crop Responses to Fertilizers. Rome: s.n, 1966.
MLA引文Food and Agriculture Organization of the Nations. Statistics Division. Statistics of Crop Responses to Fertilizers. s.n, 1966.
警告：这些引文格式不一定是100％准确.