APA(7版)引用形式

Não informado. (1962). Foreign trade statistics for Africa. United Nations, Economic Commission for Africa.

Chicagoスタイル(17版)引用形式

Não informado. Foreign Trade Statistics for Africa. New York: United Nations, Economic Commission for Africa, 1962.

MLA(8版)引用形式

Não informado. Foreign Trade Statistics for Africa. United Nations, Economic Commission for Africa, 1962.

警告: この引用は必ずしも正確ではありません.