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Чикаго-гийн эшлэл (17 дахь хэвлэлт)ebrary, Inc, Alfred Mapiki, Calvin Nhira, ба Sello Patrick Rankhumise. Land and Water Management in Southern Africa: Towards Sustainable Agriculture ; Proceedings of the Inaugural Scientific Symposium of the SADC Land and Water Management Applied Research and Training Programme, Held in Lilongwe, Malawi, on 14-16 February 2006. Pretoria, South Africa: Africa Institute of South Africa, 2008.
MLA -ийн эшлэл (9 дэх хэвлэлт)ebrary, Inc, et al. Land and Water Management in Southern Africa: Towards Sustainable Agriculture ; Proceedings of the Inaugural Scientific Symposium of the SADC Land and Water Management Applied Research and Training Programme, Held in Lilongwe, Malawi, on 14-16 February 2006. Africa Institute of South Africa, 2008.