Staff-USA, S. S. (1951). Soil survey manual. United States Department of Agriculture.
Chicago Style (17th ed.) CitationStaff-USA, Soil Survey. Soil Survey Manual. United States Department of Agriculture, 1951.
MLA (8th ed.) CitationStaff-USA, Soil Survey. Soil Survey Manual. United States Department of Agriculture, 1951.
Warning: These citations may not always be 100% accurate.