Não informado. (1909). American midland naturalist. University of Notre Dame, American Midland Naturalist.
Chicago (17e ed.) BronvermeldingNão informado. American Midland Naturalist. Notre Dame, Ind: University of Notre Dame, American Midland Naturalist, 1909.
MLA (8e ed.) BronvermeldingNão informado. American Midland Naturalist. University of Notre Dame, American Midland Naturalist, 1909.
Let op: Deze citaties zijn niet altijd 100% accuraat.