1. Africa makes a hard choice;Barnes;US News and World Report,1988
2. Tourism Planning;Gunn,1988
3. The role of National Tourist Associations in the preserving of the environment in Africa;Filani;Journal of Travel Research,1975
4. Tanzania: Western tourism and African socialism;Adelson;Africa Report,1976
5. Zimbabwe: Tourism with a socialist slant;Novicki;Africa Report,1983