APA (7e ed.) Bronvermelding
Evans, H. E. (1997). The natural history of the Long Expedition to the Rocky Mountains (1819-1820). Oxford University Press.
Chicago (17e ed.) Bronvermelding
Evans, Howard Ensign. The Natural History of the Long Expedition to the Rocky Mountains (1819-1820). New York: Oxford University Press, 1997.
MLA (9e ed.) Bronvermelding
Evans, Howard Ensign. The Natural History of the Long Expedition to the Rocky Mountains (1819-1820). Oxford University Press, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.