Saya mau tau Rujukan dari Nubia. Jelaskan dalam bahasa melayu

Thelwall, Robin (1978) 'Lexicostatistical relations between Nubian, Daju and Dinka', Études nubiennes: colloque de Chantilly, 2–6 juillet 1975, 265–286.

Black Pharaohs – National Geographic Feb 2008

Thelwall, Robin (1982) 'Linguistic Aspects of Greater Nubian History', in Ehret, C. & Posnansky, M. (eds.)  The Archeological and Linguistic Reconstruction of African History . Berkeley/Los Angeles, 39–56.

Bulliet et al. (2001) 'Nubia,' The Earth and Its Peoples, pp. 70–71, Houghton Mifflin Company, Boston.