ebrary, Inc, Mele, P. v., Bentley, J. W., & Guéi, R. G. (2011). African seed enterprises: Sowing the seeds of food security. Published by the Food and Agriculture Organization of the United Nations and the Africa Rice Center by arrangement with CAB International.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)ebrary, Inc, Paul van Mele, Jeffery W. Bentley, و Robert G. Guéi. African Seed Enterprises: Sowing the Seeds of Food Security. Cambridge, Mass.: Published by the Food and Agriculture Organization of the United Nations and the Africa Rice Center by arrangement with CAB International, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)ebrary, Inc, et al. African Seed Enterprises: Sowing the Seeds of Food Security. Published by the Food and Agriculture Organization of the United Nations and the Africa Rice Center by arrangement with CAB International, 2011.