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}
}