APA (7th ed.) Citation

Thomas, D. J. (1998). Soil survey of Clay County, North Carolina. Natural Resources Conservation Service.

Chicago Style (17th ed.) Citation

Thomas, Douglas J. Soil Survey of Clay County, North Carolina. [Washington, D.C.?]: Natural Resources Conservation Service, 1998.

MLA (9th ed.) Citation

Thomas, Douglas J. Soil Survey of Clay County, North Carolina. Natural Resources Conservation Service, 1998.

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