1. Adams, W. 1984. Nubia: Corrindor to Africa. Princeton: Allen Lane.
2. Africa 2009. The intangible in the tangible heritage. Newslettter 6.
3. Barthelme, J. 1985. Fisher-Hunters and Neolithic pastoralists in East Turkana, Kenya. British Archaeological Reports, Oxford.
4. Bolliger, et. al. 2005. Egypt: land and lives of the Pharaohs revealed. Willoghby: Global book publishing.
5. Cary, M. and Warmington, E. 1963. The ancient Explorers. Middlesex: Penguin Books.