United States. Department of Agriculture. (1933). Economic trends affecting agriculture. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Economic Trends Affecting Agriculture. [Washington]: [s.n.], 1933.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Economic Trends Affecting Agriculture. [s.n.], 1933.
Warning: These citations may not always be 100% accurate.