APA (7th ed.) Citation

Cockrell, N., & Cockrell, B. (1978). Roofs over rivers: A guide to Oregon's covered bridges. Touchstone Press.

Chicago Style (17th ed.) Citation

Cockrell, Nick, and Bill Cockrell. Roofs over Rivers: A Guide to Oregon's Covered Bridges. Beaverton, Ore.: Touchstone Press, 1978.

MLA (8th ed.) Citation

Cockrell, Nick, and Bill Cockrell. Roofs over Rivers: A Guide to Oregon's Covered Bridges. Touchstone Press, 1978.

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