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