APA (7th ed.) Citation

United States. Natural Resources Conservation Service & Montana Agricultural Experiment Station. (2002). Soil survey of Liberty County, Montana. Natural Resources Conservation Service.

Chicago Style (17th ed.) Citation

United States. Natural Resources Conservation Service and Montana Agricultural Experiment Station. Soil Survey of Liberty County, Montana. [Washington, D.C.?]: Natural Resources Conservation Service, 2002.

MLA (9th ed.) Citation

United States. Natural Resources Conservation Service and Montana Agricultural Experiment Station. Soil Survey of Liberty County, Montana. Natural Resources Conservation Service, 2002.