Central Statistical Agency, Ethiopia. "Table 2.2 Percentage Distribution of Major Ethnic Groups: 2007"(PDF). Summary and Statistical Report of the 2007 Population and Housing Census Results. United Nations Population Fund. p. 16. Archived from the original(PDF) on 25 March 2009. Retrieved 21 October 2021.
Central Statistical Agency, Ethiopia. "Table 2.2 Percentage Distribution of Major Ethnic Groups: 2007"(PDF). Summary and Statistical Report of the 2007 Population and Housing Census Results. United Nations Population Fund. p. 16. Archived from the original(PDF) on 25 March 2009. Retrieved 21 October 2021.