ウォライタ語
Abebe, Alemayehu. 2002. "Sociolinguistic survey report on the Ometo dialect of Ethiopia, part II." SIL Electronic Survey Reports 2002-012.
Adams, Bruce A. 1983. A Tagmemic Analysis of the Wolaitta Language. Unpublished PhD. thesis, University of London.
Adams, Bruce. 1990. Name nouns in Wolaitta. In Omotic Language Studies ed. by 406-412. London: School of Oriental and African Studies.
Ohman, Walter and Hailu Fulass. 1976. Welamo. In Language in Ethiopia, ed. by M. L. Bender, C. Bowen, R. Cooper, and C. Ferguson, pp. 155-164. Oxford University Press.