1. Becoming Visible: Economic and Social Transformation and Marginalization of Akie Hunters and Gatherers in Northern Tanzania;Bakken, Marianne Hovind
2. Language Death. Factual and theoretical explorations with special reference to East Africa
3. Language Diversity Endangered
4. Language endangerment in southern and eastern Africa;Brenzinger, Matthias
5. The Languages of Africa;Greenberg, Joseph H.