APA (7e ed.) Bronvermelding

Não informado. (1901). Guide leaflets series. American Museum of Natural History.

Chicago (17e ed.) Bronvermelding

Não informado. Guide Leaflets Series. New York: American Museum of Natural History, 1901.

MLA (8e ed.) Bronvermelding

Não informado. Guide Leaflets Series. American Museum of Natural History, 1901.

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