APA (7e ed.) Bronvermelding

Não informado. (1949). Special scientific report. U.S. Fish and Wildlife Service.

Chicago (17e ed.) Bronvermelding

Não informado. Special Scientific Report. Seattle, Wash: U.S. Fish and Wildlife Service, 1949.

MLA (8e ed.) Bronvermelding

Não informado. Special Scientific Report. U.S. Fish and Wildlife Service, 1949.

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