Não informado. (1922). Bulletin of the Cleveland Museum of Natural History. Museum of Natural History.
Chicago-Zitierstil (17. Ausg.)Não informado. Bulletin of the Cleveland Museum of Natural History. Cleveland, Ohio: Museum of Natural History, 1922.
MLA-Zitierstil (8. Ausg.)Não informado. Bulletin of the Cleveland Museum of Natural History. Museum of Natural History, 1922.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.