APA(7版)引用形式

Não informado. (2001). Direction of Trade Yearbook. International Monetary Fund.

Chicagoスタイル(17版)引用形式

Não informado. Direction of Trade Yearbook. Washington: International Monetary Fund, 2001.

MLA(8版)引用形式

Não informado. Direction of Trade Yearbook. International Monetary Fund, 2001.

警告: この引用は必ずしも正確ではありません.