APA(7版)引用形式

Não informado. (1976). Annual Bulletin of Trade in Chemical Products. United Nations, Economic Commission for Europe.

Chicagoスタイル(17版)引用形式

Não informado. Annual Bulletin of Trade in Chemical Products. New York: United Nations, Economic Commission for Europe, 1976.

MLA(8版)引用形式

Não informado. Annual Bulletin of Trade in Chemical Products. United Nations, Economic Commission for Europe, 1976.

警告: この引用は必ずしも正確ではありません.