APA (7e ed.) Bronvermelding

Não informado. (1960). Conservationist. New York State Department of Environmental Conservation.

Chicago (17e ed.) Bronvermelding

Não informado. Conservationist. Albany, NY: New York State Department of Environmental Conservation, 1960.

MLA (8e ed.) Bronvermelding

Não informado. Conservationist. New York State Department of Environmental Conservation, 1960.

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