United States. Department of Agriculture. Office of the Secretary & Keating, F. E. (1932). Agronomic work of Big Spring, Tex., Field Station, 1915-1929. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and F. E. Keating. Agronomic Work of Big Spring, Tex., Field Station, 1915-1929. Washington: U.S. GPO, 1932.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and F. E. Keating. Agronomic Work of Big Spring, Tex., Field Station, 1915-1929. U.S. GPO, 1932.
Warning: These citations may not always be 100% accurate.