Cita APA (7a ed.)
Evans, H. E. (1997). The natural history of the Long Expedition to the Rocky Mountains (1819-1820). Oxford University Press.
Cita Chicago Style (17a ed.)
Evans, Howard Ensign. The Natural History of the Long Expedition to the Rocky Mountains (1819-1820). New York: Oxford University Press, 1997.
Cita MLA (9a ed.)
Evans, Howard Ensign. The Natural History of the Long Expedition to the Rocky Mountains (1819-1820). Oxford University Press, 1997.
Precaución: Estas citas no son 100% exactas.