FAO. (2002). Global agro- ecological assessment for agriculture in the twenty- first century. Rome: Food and Agriculture Organization of the United Nations.
Trích dẫn kiểu ChicagoFAO. Global Agro- Ecological Assessment for Agriculture in the Twenty- First Century. Rome: Food and Agriculture Organization of the United Nations, 2002.
MLA CitationFAO. Global Agro- Ecological Assessment for Agriculture in the Twenty- First Century. Rome: Food and Agriculture Organization of the United Nations, 2002.
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