Classification
- WALS
- TNG > North Adelbert
- Glottolog
- Nucleartransnewguinea > Madang > Croisilles > Greaternorthernadelbert > Northernadelbert > Numugenan > Karian Usan Yaben
- Ethnologue
- Trans Newguinea > Madang > Croisilles > Northernadelbert > Numugen > Karian Usan Yaban
Sources
- Z'graggen 1980
- A Comparative Word List of the Northern Adelbert Range Languages, Madang Province, Papua New Guinea. Pacific Linguistics D-31. Canberra: Australian National University.