Buxton, Barry M., and Sam Gray. The Great Forest: An Appalachian Story. 2nd ed. Boone, NC: Appalachian Consortium Press, 1985.

Carpenter, David E., and Sam Gray. The Great Smokies: Diverse Perceptions of the Park as a Resource In Seventh Annual Appalachian Studies Conference. Appalachian Consortium Press, 1985.

Gray, Sam. Hazel Creek: Patterns of Life on an Appalachian Watershed. Knoxville, TN: Tennessee Valley Authority, Mountain Heritage Center, Center for Environmental and Energy Education, 1980.