APA (7th ed.) Citation

Romano, C., Sullivan, W. L., & Smith, B. (2020). Hiking trails of the Pacific Northwest: Oregon and northern California, Washington, and southwestern British Columbia. Rizzoli International Publications.

Chicago Style (17th ed.) Citation

Romano, Craig, William L. Sullivan, and Bart Smith. Hiking Trails of the Pacific Northwest: Oregon and Northern California, Washington, and Southwestern British Columbia. New York: Rizzoli International Publications, 2020.

MLA (9th ed.) Citation

Romano, Craig, et al. Hiking Trails of the Pacific Northwest: Oregon and Northern California, Washington, and Southwestern British Columbia. Rizzoli International Publications, 2020.