speakers], in Indigo, tijdschrift over inheemse volken [journal on indigenous peoples], pp. 9–13. Sommer, Gabriele (1992) 'A survey on language death in Africa', in Brenzinger, Matthias (ed.) Language Death: Factual and Theoretical Explorations with Special Reference to East Africa. Berlin/New York: Mouton de Gruyter, 301–417. External links The last speakers – Yaaku language saved from extinction Western Omo–Tana languages Languages of Kenya Endangered languages of Africa