APA (7e ed.) Bronvermelding

Não informado. (1899). Proceedings of the Washington Academy of Sciences. Washington Academy of Sciences.

Chicago (17e ed.) Bronvermelding

Não informado. Proceedings of the Washington Academy of Sciences. Washington: Washington Academy of Sciences, 1899.

MLA (8e ed.) Bronvermelding

Não informado. Proceedings of the Washington Academy of Sciences. Washington Academy of Sciences, 1899.

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