Não informado. (2000). University of Michigan studies. University of Michigan.
Chicago (17e ed.) BronvermeldingNão informado. University of Michigan Studies. Ann Arbor, Mich: University of Michigan, 2000.
MLA (8e ed.) BronvermeldingNão informado. University of Michigan Studies. University of Michigan, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.