ECA. (2017). 2017 Africa Sustainable Development Report. United Nations.
Chicagoスタイル(17版)引用形式ECA. 2017 Africa Sustainable Development Report. Addis Ababa . Ethiopia: United Nations, 2017.
MLA(9版)引用形式ECA. 2017 Africa Sustainable Development Report. United Nations, 2017.
警告: この引用は必ずしも正確ではありません.