1. Upland Kenya Wild Flowers. A Flora of the Ferns and Herbaceous Flowering Plants of Upland Kenya;Agnew,1994
2. Kenya Trees, Shrubs and Liannas;Beentje,1994
3. African traditional veterinary practices and their possible contribution to animal health production;Bizimana,1995
4. Kikuyu Traditional Culture and Christianity;Bottignole,1984
5. Ethnobotanical Research and Traditional Health Care in Developing Countries, Plants, People and Culture;Cox,1996