Não informado. (1922). Bulletin of the Cleveland Museum of Natural History. Museum of Natural History.
Chicago (17e ed.) BronvermeldingNão informado. Bulletin of the Cleveland Museum of Natural History. Cleveland, Ohio: Museum of Natural History, 1922.
MLA (8e ed.) BronvermeldingNão informado. Bulletin of the Cleveland Museum of Natural History. Museum of Natural History, 1922.
Let op: Deze citaties zijn niet altijd 100% accuraat.