Njanja J C, Gathuma J M, Gitau G K, Njeruh F M and Kinuthia R N 2003: Pastoralists’ perception of livestock production systems and opportunities for improvement in Southwestern Marsabit, Kenya.
Livestock Research for Rural Development. Volume 15, Article #52.
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from http://www.lrrd.org/lrrd15/7/njan157.htm