Não informado. (1932). Contributions from the Akkeshi Marine Biological Station. Hokkaido University, Faculty of Science.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Contributions from the Akkeshi Marine Biological Station. Akkeshi-cho, Japão: Hokkaido University, Faculty of Science, 1932.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Contributions from the Akkeshi Marine Biological Station. Hokkaido University, Faculty of Science, 1932.
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