Não informado. (2018). Annual Report of the Illinois State Museum of Natural History. Illinois State Museum of Natural History.
Čikaški stil citiranja (17. izdanje)Não informado. Annual Report of the Illinois State Museum of Natural History. Springfield, Ill: Illinois State Museum of Natural History, 2018.
MLA način citiranja (8. izdanje)Não informado. Annual Report of the Illinois State Museum of Natural History. Illinois State Museum of Natural History, 2018.
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