International Maize and Wheat Improvement Center. CIMMYT world maize facts and trends. International Maize and Wheat Improvement Center.
Cita Chicago (17th ed.)International Maize and Wheat Improvement Center. CIMMYT World Maize Facts and Trends. Mexico, D.F.: International Maize and Wheat Improvement Center.
Cita MLA (8th ed.)International Maize and Wheat Improvement Center. CIMMYT World Maize Facts and Trends. International Maize and Wheat Improvement Center.
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