APA (7th ed.) Citation

Burroughs, J., & Schullery, P. (1979). Old Yellowstone days. Colorado Associated University Press.

Chicago Style (17th ed.) Citation

Burroughs, John, and Paul Schullery. Old Yellowstone Days. Boulder: Colorado Associated University Press, 1979.

MLA (9th ed.) Citation

Burroughs, John, and Paul Schullery. Old Yellowstone Days. Colorado Associated University Press, 1979.