APA (7e ed.) Bronvermelding

Não informado. (1919). Journal of Farm Economics. American Farm Economic Association.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Farm Economics. Menasha, Wis: American Farm Economic Association, 1919.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Farm Economics. American Farm Economic Association, 1919.

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