Blench, Roger. 2008. The Ogoni languages: comparative word list and historical reconstructions (uploaded 13/06/2008); Hans Wolff. 1959. Niger Delta Languages I: Classification. Anthropological Linguistics 1.8: 32-53.
@misc{2214, author = {Blench, Roger}, title = {The Ogoni languages: comparative word list and historical reconstructions (uploaded 13/06/2008); Hans Wolff. 1959. Niger Delta Languages I: Classification. Anthropological Linguistics 1.8: 32-53.}, year = {2008} }