Não informado. (1976). Memoirs of National Institute of Polar Research. National Institute of Polar Research.
Chicago-referens (17:e uppl.)Não informado. Memoirs of National Institute of Polar Research. Tokyo: National Institute of Polar Research, 1976.
MLA-referens (8:e uppl.)Não informado. Memoirs of National Institute of Polar Research. National Institute of Polar Research, 1976.
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