(1980). Improvement and production of maize, sorghum and millet. Food and Agriculture Organization of the United Nations.
Cytowanie według stylu Chicago (wyd. 17)Improvement and Production of Maize, Sorghum and Millet. Rome: Food and Agriculture Organization of the United Nations, 1980.
Cytowanie według stylu MLA (wyd. 9)Improvement and Production of Maize, Sorghum and Millet. Food and Agriculture Organization of the United Nations, 1980.