APA引文

European Commission. (2000). World soil resources reports N91: The European soil information system. Rome: FAO.

Trích dẫn kiểu Chicago

European Commission. World Soil Resources Reports N91: The European Soil Information System. Rome: FAO, 2000.

MLA引文

European Commission. World Soil Resources Reports N91: The European Soil Information System. Rome: FAO, 2000.

警告：這些引文格式不一定是100％准確.