APA (7e ed.) Bronvermelding

Não informado. (1931). Investigational report. U.S. Department of Commerce, Bureau of Fisheries.

Chicago (17e ed.) Bronvermelding

Não informado. Investigational Report. Washington: U.S. Department of Commerce, Bureau of Fisheries, 1931.

MLA (8e ed.) Bronvermelding

Não informado. Investigational Report. U.S. Department of Commerce, Bureau of Fisheries, 1931.

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