Cita APA

National Farmers' Union (U.S.). (1968). National union farmer. Farmers' Educational and Co-operative Union of America.

Citación estilo Chicago

National Farmers' Union (U.S.). National Union Farmer. Marissa, Ill.: Farmers' Educational and Co-operative Union of America, 1968.

Cita MLA

National Farmers' Union (U.S.). National Union Farmer. Farmers' Educational and Co-operative Union of America, 1968.