APA (7th ed.) Citation

Lockridge, E. D. (1989). Soil survey of Buchanan County, Missouri. The Service.

Chicago Style (17th ed.) Citation

Lockridge, Earl D. Soil Survey of Buchanan County, Missouri. [Washington, D.C.?]: The Service, 1989.

MLA (9th ed.) Citation

Lockridge, Earl D. Soil Survey of Buchanan County, Missouri. The Service, 1989.