United States. Department of Agriculture, State College of Washington. Agricultural Experiment Station, & Strahorn, A. . . T. (1929). Soil survey (reconnaissance) of the Columbia Basin Area, Washington. United States Dept. of Agriculture.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture, State College of Washington. Agricultural Experiment Station, and A T. Strahorn. Soil Survey (reconnaissance) of the Columbia Basin Area, Washington. Washington, D.C.: United States Dept. of Agriculture, 1929.
MLA (9th ed.) CitationUnited States. Department of Agriculture, et al. Soil Survey (reconnaissance) of the Columbia Basin Area, Washington. United States Dept. of Agriculture, 1929.
Warning: These citations may not always be 100% accurate.