APA (7th ed.) Citation

Gregg, J. R. (1955). A history of the Oregon Trail, Santa Fe Trail, and other trails. Binfords & Mort.

Chicago Style (17th ed.) Citation

Gregg, Jacob Ray. A History of the Oregon Trail, Santa Fe Trail, and Other Trails. Portland, Or.: Binfords & Mort, 1955.

MLA (9th ed.) Citation

Gregg, Jacob Ray. A History of the Oregon Trail, Santa Fe Trail, and Other Trails. Binfords & Mort, 1955.

Warning: These citations may not always be 100% accurate.