United States. Extension Service. (1940). Leaders on the land, report of cooperative extension work in agriculture and home economics in 1939. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Extension Service. Leaders on the Land, Report of Cooperative Extension Work in Agriculture and Home Economics in 1939. [Washington]: [s.n.], 1940.
MLA (9th ed.) CitationUnited States. Extension Service. Leaders on the Land, Report of Cooperative Extension Work in Agriculture and Home Economics in 1939. [s.n.], 1940.
Warning: These citations may not always be 100% accurate.