APA (7e ed.) Bronvermelding

Não informado. (1918). Bulletin of the Biological Society of Washington. Biological Society of Washington.

Chicago (17e ed.) Bronvermelding

Não informado. Bulletin of the Biological Society of Washington. Washington: Biological Society of Washington, 1918.

MLA (8e ed.) Bronvermelding

Não informado. Bulletin of the Biological Society of Washington. Biological Society of Washington, 1918.

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