United States. Soil Conservation Service, United States. Bureau of Plant Industry, Soils, and Agricultural Engineering, & United States. Agricultural Research Service. Soil and Water Conservation Research Division. (1949). Abstracts of recent published material on soil and water conservation. U.S. Dept. of Agriculture, Soil Conservation Service.
Chicago Style (17th ed.) CitationUnited States. Soil Conservation Service, Soils United States. Bureau of Plant Industry, and United States. Agricultural Research Service. Soil and Water Conservation Research Division. Abstracts of Recent Published Material on Soil and Water Conservation. [Washington, D.C.]: U.S. Dept. of Agriculture, Soil Conservation Service, 1949.
MLA (9th ed.) CitationUnited States. Soil Conservation Service, et al. Abstracts of Recent Published Material on Soil and Water Conservation. U.S. Dept. of Agriculture, Soil Conservation Service, 1949.