1. Of sickness and health;Dauskardt,1992
2. GIS for development;Dunn;Area,1997
3. Genthe, B., Seager, J., 1996. The effect of water supply, handling and usage on water quality in relation to health indices in developing countries, Report to the Water Research Commission (WRC) by the Division of water, Environment and Forestry Technology, CSIR, WRC Report 562/1/96.
4. Community pharmacy in South Africa;Gilbert;Health and Place,1998
5. Human development in sub-Saharan Africa;Hanmer,1999