United States. Bureau of Agricultural Economics. (1939). Chemical determination of soundness in corn. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Agricultural Economics. Chemical Determination of Soundness in Corn. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. Bureau of Agricultural Economics. Chemical Determination of Soundness in Corn. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.