Andersen, Torben. 1993. Verbal Roots and Verbal Inflection in Berta. African Languages and Cultures 6. 97-119.
@article{typAndersenBertaVerbal, author = {Andersen, Torben}, journal = {African Languages and Cultures}, number = {2}, pages = {97-119}, title = {Verbal Roots and Verbal Inflection in Berta}, volume = {6}, year = {1993} }