Cita APA (7a ed.)

Frémont, J. C. (1851). Oregon and California: The exploring expedition to the Rocky Mountains, Oregon and California. G.H. Derby.

Cita Chicago Style (17a ed.)

Frémont, John Charles. Oregon and California: The Exploring Expedition to the Rocky Mountains, Oregon and California. Buffalo, N.Y.: G.H. Derby, 1851.

Cita MLA (8a ed.)

Frémont, John Charles. Oregon and California: The Exploring Expedition to the Rocky Mountains, Oregon and California. G.H. Derby, 1851.

Precaución: Estas citas no son 100% exactas.