Não informado. (1968). Hokudai Economic Papers. Hokkaido University, Faculty of Economics and Business Administration.
Chicagoスタイル(17版)引用形式Não informado. Hokudai Economic Papers. Hokkaido, Japão: Hokkaido University, Faculty of Economics and Business Administration, 1968.
MLA(8版)引用形式Não informado. Hokudai Economic Papers. Hokkaido University, Faculty of Economics and Business Administration, 1968.
警告: この引用は必ずしも正確ではありません.