United States. Bureau of Chemistry and Soils & Kerr, J. A. (1929). Soil survey of Summers County, W.Va. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Bureau of Chemistry and Soils and J. A. Kerr. Soil Survey of Summers County, W.Va. Washington: U.S. GPO, 1929.
MLA (9th ed.) CitationUnited States. Bureau of Chemistry and Soils and J. A. Kerr. Soil Survey of Summers County, W.Va. U.S. GPO, 1929.
Warning: These citations may not always be 100% accurate.