Não informado. (2010). Economic Journal of Hokkaido University. Hokkaido University, Graduate School of Economics and Business Administratio.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Economic Journal of Hokkaido University. Sapporo, Japão: Hokkaido University, Graduate School of Economics and Business Administratio, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Economic Journal of Hokkaido University. Hokkaido University, Graduate School of Economics and Business Administratio, 2010.
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