International Conference on Crop Genetic Resources of Africa Ibadan, International Institute of Tropical Agriculture, & Attere, F. (1991). Crop genetic resources of Africa, volume I. International Institute of Tropical Agriculture.
Цитирование в стиле Чикаго (17-е изд.)International Conference on Crop Genetic Resources of Africa Ibadan, International Institute of Tropical Agriculture, и F. Attere. Crop Genetic Resources of Africa, Volume I. Ibadan: International Institute of Tropical Agriculture, 1991.
Цитирование MLA (9-е изд.)International Conference on Crop Genetic Resources of Africa Ibadan, et al. Crop Genetic Resources of Africa, Volume I. International Institute of Tropical Agriculture, 1991.
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