CollinsA. E.1998. Environment, Health and Population Displacement: Development and Change in Mozambique's Diarrhoeal Disease Ecology. Making of Modern Africa Series. Aldershot: Ashgate.
2.
GreenR. H.1992. The Four Horsemen Ride Together: Scorched Fields of War in Southern Africa. Paper presented at Refugees Studies Programme, Oxford 11th November 1992.
