Classification
- WALS
- OM > Subtiaba Tlapanec
- Glottolog
- Otomanguean > Westernotomanguean > Tlapanec Manguean > Subtiaba Tlapanec
- Ethnologue
- Otomanguean > Westernotomanguean > Tlapanec Manguean > Tlapanec Subtiaba
Sources
- Campbell 1974
- Subtiaba. International Journal of American Linguistics 41. 80-84.; Lehmann, Walter. 1920. Zentral-Amerika. Berlin: Verlag Dietrich Reimer (Ernst Vohsen).