Sanders, Edith R (1969). "The Hamitic Hypothesis: Its Origin and Functions in Time Perspective". Journal of African History. 10 (4): 521–523. doi:10.1017/s0021853700009683. S2CID162920355.
Michael C. Campbell, Sarah A. Tishkoff, African Genetic Diversity: Implications for Human Demographic History, Modern Human Origins, and Complex Disease Mapping, Annual Review of Genomics and Human Genetics Vol. 9 (Volume publication date September 2008)(doi:10.1146/annurev.genom.9.081307.164258)http://www.sciencemag.org/content/suppl/2009/04/30/1172257.DC1/Tishkoff.SOM.pdf
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Sanders, Edith R (1969). "The Hamitic Hypothesis: Its Origin and Functions in Time Perspective". Journal of African History. 10 (4): 521–523. doi:10.1017/s0021853700009683. S2CID162920355.