APA (7th ed.) Citation

United States. Natural Resources Conservation Service. (2007). Web soil survey (WSS) 2.0: How to use it. [U.S. Dept. of Agriculture, Natural Resources Conservation Service].

Chicago Style (17th ed.) Citation

United States. Natural Resources Conservation Service. Web Soil Survey (WSS) 2.0: How to Use It. [Washington, D.C.]: [U.S. Dept. of Agriculture, Natural Resources Conservation Service], 2007.

MLA (9th ed.) Citation

United States. Natural Resources Conservation Service. Web Soil Survey (WSS) 2.0: How to Use It. [U.S. Dept. of Agriculture, Natural Resources Conservation Service], 2007.