Não informado. (1916). Geographical Review. American Geographical Society.
Chicago (17e ed.) BronvermeldingNão informado. Geographical Review. New York: American Geographical Society, 1916.
MLA (8e ed.) BronvermeldingNão informado. Geographical Review. American Geographical Society, 1916.
Let op: Deze citaties zijn niet altijd 100% accuraat.