1. Alem A (1997) Mental health in rural Ethiopia. University of Umea, Umea
2. Badura B, Kickbusch I (1991) Health promotion research. World Health Organization, Copenhagen (regional publications)
3. Carothers JC (1947). A study of mental derangement in Africans and an attempt to explain its peculiarities, more especially in relation to the African attitude to life. J Ment Sci 93: 548–596
4. WHO monograph series no. 17;JC Carothers,1953
5. Cooper JE, Sartorius N (eds) (1996) Mental disorders in China. Gaskell, London