Não informado. (1948). Collected papers from the Museum of Natural History. Museum of Natural History.
Citace podle Chicago (17th ed.)Não informado. Collected Papers from the Museum of Natural History. Aarhus, Dinamarca: Museum of Natural History, 1948.
Citace podle MLA (8th ed.)Não informado. Collected Papers from the Museum of Natural History. Museum of Natural History, 1948.
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