United States. Department of Agriculture. Office of the Secretary. (1919). Report on retail prices of unmixed fertilizer material as of June 1, 1919, with comparative prices for May 1. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary. Report on Retail Prices of Unmixed Fertilizer Material as of June 1, 1919, with Comparative Prices for May 1. Washington: [publisher not identified], 1919.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary. Report on Retail Prices of Unmixed Fertilizer Material as of June 1, 1919, with Comparative Prices for May 1. [publisher not identified], 1919.
Warning: These citations may not always be 100% accurate.