APA (7e ed.) Bronvermelding

Não informado. (1982). Renewable Resources Journal. Renewable Natural Resources Foundation.

Chicago (17e ed.) Bronvermelding

Não informado. Renewable Resources Journal. Bethesda, Md: Renewable Natural Resources Foundation, 1982.

MLA (8e ed.) Bronvermelding

Não informado. Renewable Resources Journal. Renewable Natural Resources Foundation, 1982.

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