APA (7e ed.) Bronvermelding

Não informado. (2018). Publication. University of Michigan, Great Lakes Research Division.

Chicago (17e ed.) Bronvermelding

Não informado. Publication. Ann Arbor, Mich: University of Michigan, Great Lakes Research Division, 2018.

MLA (8e ed.) Bronvermelding

Não informado. Publication. University of Michigan, Great Lakes Research Division, 2018.

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