APA引文

FAO. (2002). Major soils of the world. Rome: Food and Agriculture Organization of the United Nations.

Trích dẫn kiểu Chicago

FAO. Major Soils of the World. Rome: Food and Agriculture Organization of the United Nations, 2002.

MLA引文

FAO. Major Soils of the World. Rome: Food and Agriculture Organization of the United Nations, 2002.

警告：這些引文格式不一定是100％准確.