United States. Soil Conservation Service. Soil and water conservation research and education progress and needs. U.S. Dept. of Agriculture, Soil Conservation Service.
Chicago Style (17th ed.) CitationUnited States. Soil Conservation Service. Soil and Water Conservation Research and Education Progress and Needs. [Washington, D.C]: U.S. Dept. of Agriculture, Soil Conservation Service.
MLA (9th ed.) CitationUnited States. Soil Conservation Service. Soil and Water Conservation Research and Education Progress and Needs. U.S. Dept. of Agriculture, Soil Conservation Service.
Warning: These citations may not always be 100% accurate.