Jakobi, Angelika and Crass, Joachim. 2004. Grammaire descriptive du beria (langue saharienne). Köln: Köppe-Verlag.
@misc{996, author = {Jakobi, Angelika and Crass, Joachim}, title = {Grammaire descriptive du beria (langue saharienne). Köln: Köppe-Verlag.}, year = {2004} }