Classification
- WALS
- NC > Grusi
- Glottolog
- Atlantic Congo > Volta Congo > Northvolta Congo > Gur > Centralgur > Southerncentralgur > Grusi > Northerngrusi
- Ethnologue
- Niger Congo > Atlantic Congo > Volta Congo > North > Gur > Central > Southern > Grusi > Northern
Sources
- Prost 1964
- Vocabulaires comparatifs. In Contribution á l'étude des langues voltaïques, 391-461. Dakar: Institut Fondamental d'Afrique Noire, Université de Dakar.