Não informado. (1971). Journal of International Economics. Elsevier Science Publishers.
Chicagoスタイル(17版)引用形式Não informado. Journal of International Economics. Amsterdam: Elsevier Science Publishers, 1971.
MLA(8版)引用形式Não informado. Journal of International Economics. Elsevier Science Publishers, 1971.
警告: この引用は必ずしも正確ではありません.