Coe, C. J. (1944). Farmers in 1944. Farm research, Inc..
Lua i Stíl Chicago (17ú heag.)Coe, Charles J. Farmers in 1944. New York: Farm research, Inc., 1944.
Lua MLA (8ú heag.)Coe, Charles J. Farmers in 1944. Farm research, Inc., 1944.
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