FAO. (2002). Global agro- ecological assessment for agriculture in the twenty- first century. Rome: Food and Agriculture Organization of the United Nations.
Chicago-stil citatFAO. Global Agro- Ecological Assessment for Agriculture in the Twenty- First Century. Rome: Food and Agriculture Organization of the United Nations, 2002.
MLA-referensFAO. Global Agro- Ecological Assessment for Agriculture in the Twenty- First Century. Rome: Food and Agriculture Organization of the United Nations, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.