Watson, F. C. (1984). Soil survey of Marion and Ralls Counties, Missouri. The Service.
Chicago Style (17th ed.) CitationWatson, F. Conrad. Soil Survey of Marion and Ralls Counties, Missouri. [Washington, D.C.?]: The Service, 1984.
MLA (9th ed.) CitationWatson, F. Conrad. Soil Survey of Marion and Ralls Counties, Missouri. The Service, 1984.
Warning: These citations may not always be 100% accurate.