Não informado. (2002). Bulletin of the Natural History Survey of the Chicago Academy of Sciences. Chicago Academy of Sciences.
Chicago-viite (17. p.)Não informado. Bulletin of the Natural History Survey of the Chicago Academy of Sciences. Chicago, Ill: Chicago Academy of Sciences, 2002.
MLA-viite (8. p.)Não informado. Bulletin of the Natural History Survey of the Chicago Academy of Sciences. Chicago Academy of Sciences, 2002.
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