APA (7e ed.) Bronvermelding

Não informado. (1971). American bibliography of agricultural economics. University of Kentucky, Department of Agricultural Economics, American Agricultural Economics.

Chicago (17e ed.) Bronvermelding

Não informado. American Bibliography of Agricultural Economics. Lexington, Ky: University of Kentucky, Department of Agricultural Economics, American Agricultural Economics, 1971.

MLA (8e ed.) Bronvermelding

Não informado. American Bibliography of Agricultural Economics. University of Kentucky, Department of Agricultural Economics, American Agricultural Economics, 1971.

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