Classification
- WALS
- NC > Ubangi
- Glottolog
- Atlantic Congo > Volta Congo > Northvolta Congo > Cameroun Ubangian > Ubangi > Ubangika > Mbaic > Ndunga Mba Dongo > Ndunga Mba
- Ethnologue
- Niger Congo > Atlantic Congo > Volta Congo > North > Adamawa Ubangi > Ubangi > Sere Ngbaka Mba > Ngbaka Mba > Mba
Sources
- Pasch 1986
- Die Mba-Sprachen (Sprache und Geschichte in Afrika (SUGIA): Supplement 6). Köln: Rüdiger Köppe.