Morris, M. L. (2007). Fertilizer use in African agriculture: Lessons learned and good practice guidelines. World Bank.
Chicago-viite (17. p.)Morris, Michael L. Fertilizer Use in African Agriculture: Lessons Learned and Good Practice Guidelines. Washington, DC: World Bank, 2007.
MLA-viite (9. p.)Morris, Michael L. Fertilizer Use in African Agriculture: Lessons Learned and Good Practice Guidelines. World Bank, 2007.
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