Παραπομπή APA
Houck, J. P., Ryan, M. E., & Subotnik, A. (1972). Soybeans and their products: Markets, models, and policy. Minneapolis: University of Minnesota Press.
Παραπομπή Chicago StyleHouck, James P., Mary Ellen Ryan, and Abraham Subotnik. Soybeans and Their Products: Markets, Models, and Policy. Minneapolis: University of Minnesota Press, 1972.
Παραπομπή MLAHouck, James P., Mary Ellen Ryan, and Abraham Subotnik. Soybeans and Their Products: Markets, Models, and Policy. Minneapolis: University of Minnesota Press, 1972.
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