APA (7e ed.) Bronvermelding

Não informado. (1923). Farm economics. Cornell University, New York State College of Agriculture.

Chicago (17e ed.) Bronvermelding

Não informado. Farm Economics. Ithaca, NY: Cornell University, New York State College of Agriculture, 1923.

MLA (8e ed.) Bronvermelding

Não informado. Farm Economics. Cornell University, New York State College of Agriculture, 1923.

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