Estados Unidos. National Farm Institute Program Committee. (1965). Farm prosperity: Imports and exports. Iowa State University Press.
Cita Chicago Style (17a ed.)Estados Unidos. National Farm Institute Program Committee. Farm Prosperity: Imports and Exports. Ames: Iowa State University Press, 1965.
Cita MLA (8a ed.)Estados Unidos. National Farm Institute Program Committee. Farm Prosperity: Imports and Exports. Iowa State University Press, 1965.
Precaución: Estas citas no son 100% exactas.