Caron, Bernard. 2001. Guus, aka Sigidi (Chadic, West-B, South-Bauchi): Grammatical notes and vocabulary. Afrika und Übersee.
@misc{2801, author = {Caron, Bernard}, title = {Guus, aka Sigidi (Chadic, West-B, South-Bauchi): Grammatical notes and vocabulary. Afrika und Übersee.}, year = {2001} }