APA (7th ed.) Citation

Parkman, F., & Remington, F. (1892). The Oregon trail: Sketches of prairie and Rocky-Mountain life. Macmillan.

Chicago Style (17th ed.) Citation

Parkman, Francis, and Frederic Remington. The Oregon Trail: Sketches of Prairie and Rocky-Mountain Life. London: Macmillan, 1892.

MLA (9th ed.) Citation

Parkman, Francis, and Frederic Remington. The Oregon Trail: Sketches of Prairie and Rocky-Mountain Life. Macmillan, 1892.