1. African therapeutic systems;Ademuwagun,1979
2. The reinterpretation of Western pharmaceuticals among the Mende of Sierra Leone;Bledsoe;Social Science & Medicine,1985
3. Amagqirha: Religion, magic and medicine in Transkei;Broster,1981
4. Native medicines in Natal;Cawston;South African Medical Journal,1933
5. All roads lead to the pharmacy: Use of pharmaceuticals on a Guatemalan plantation;Cosminsky,1994