Gaya APA

Nations, F, A, A, O, O, T, U. (1994). Tropical Soybean Improvement and Production . Brazil: Food and Agriculture Organization of the United Nations.

Gaya MLA

Nations, Food, And, Agriculture, Organization, Of, The, United. "Tropical Soybean Improvement and Production". Brazil: Food and Agriculture Organization of the United Nations, 1994. Text.