APA (7th ed.) Citation
United States. Department of Agriculture. Soil Survey Staff & United States. Government Printing Office. (1975). Soil taxonomy: A basic system of soil classification for making and interpreting soil surveys. United States Government Printing Office.
Chicago Style (17th ed.) Citation
United States. Department of Agriculture. Soil Survey Staff and United States. Government Printing Office. Soil Taxonomy: A Basic System of Soil Classification for Making and Interpreting Soil Surveys. United States Government Printing Office, 1975.
MLA (9th ed.) Citation
United States. Department of Agriculture. Soil Survey Staff and United States. Government Printing Office. Soil Taxonomy: A Basic System of Soil Classification for Making and Interpreting Soil Surveys. United States Government Printing Office, 1975.
Warning: These citations may not always be 100% accurate.