Não informado. (1932). Contributions from the Akkeshi Marine Biological Station. Hokkaido University, Faculty of Science.
Chicago-referens (17:e uppl.)Não informado. Contributions from the Akkeshi Marine Biological Station. Akkeshi-cho, Japão: Hokkaido University, Faculty of Science, 1932.
MLA-referens (8:e uppl.)Não informado. Contributions from the Akkeshi Marine Biological Station. Hokkaido University, Faculty of Science, 1932.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.