APA (7e ed.) Bronvermelding

Não informado. (2001). Iowa State journal of research. Iowa State University.

Chicago (17e ed.) Bronvermelding

Não informado. Iowa State Journal of Research. Ames, Iowa: Iowa State University, 2001.

MLA (8e ed.) Bronvermelding

Não informado. Iowa State Journal of Research. Iowa State University, 2001.

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