Manguriu, D.G. 2010. Information Exchange among Stakeholders in a Participatory Dissemination of Soil Fertility Improvement Technologies in Meru South and Mbeere Districts of Kenya, Unpublished PhD Dissertation ³Ô¹ÏÍ·Ìõ
Manguriu D.G., 1988. ‘A Study of Waster Paper Disposal at ³Ô¹ÏÍ·Ìõ “Master of Education Project, ³Ô¹ÏÍ·Ìõ.
Manguriu D.G., 1987. “An Assessment of the incorporation and teaching of Environmental Studies in Muranga Districtâ€�. Unpublished Master of Education Project, ³Ô¹ÏÍ·Ìõ.