APA (7th ed.) Citation

Staff-USA, S. S. (1951). Soil survey manual. United States Department of Agriculture.

Chicago Style (17th ed.) Citation

Staff-USA, Soil Survey. Soil Survey Manual. United States Department of Agriculture, 1951.

MLA (8th ed.) Citation

Staff-USA, Soil Survey. Soil Survey Manual. United States Department of Agriculture, 1951.

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