APA (7e ed.) Bronvermelding

Não informado. (1919). Natural History. American Museum of Natural History.

Chicago (17e ed.) Bronvermelding

Não informado. Natural History. New York: American Museum of Natural History, 1919.

MLA (8e ed.) Bronvermelding

Não informado. Natural History. American Museum of Natural History, 1919.

Let op: Deze citaties zijn niet altijd 100% accuraat.