Netherlands. Directoraat-Generaal Internationale Samenwerking. (1997). Experiences with farming systems research in Africa: A review of 15 years of DGIS funded FSR in Benin, Mali, Tanzania, and Zambia. Netherlands Development Assistance, Development Cooperation Information Dept., Ministry of Foreign Affairs.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Netherlands. Directoraat-Generaal Internationale Samenwerking. Experiences with Farming Systems Research in Africa: A Review of 15 Years of DGIS Funded FSR in Benin, Mali, Tanzania, and Zambia. Hague, The Netherlands: Netherlands Development Assistance, Development Cooperation Information Dept., Ministry of Foreign Affairs, 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Netherlands. Directoraat-Generaal Internationale Samenwerking. Experiences with Farming Systems Research in Africa: A Review of 15 Years of DGIS Funded FSR in Benin, Mali, Tanzania, and Zambia. Netherlands Development Assistance, Development Cooperation Information Dept., Ministry of Foreign Affairs, 1997.