APA (7e ed.) Bronvermelding

Não informado. (2001). Studies in economics. University of Minnesota.

Chicago (17e ed.) Bronvermelding

Não informado. Studies in Economics. Minneapolis, Minn: University of Minnesota, 2001.

MLA (8e ed.) Bronvermelding

Não informado. Studies in Economics. University of Minnesota, 2001.

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