Classification
- WALS
- TNG > Sogeram
- Glottolog
- Nuclear Trans New Guinea > Madang > Kalamic Southadelbert > Southadelbert > Sogeram > Apalic
- Ethnologue
- Trans Newguinea > Madang > Southadelbert > Sogeram > Centralsogeram
Sources
- Z'graggen 1980
- A comparative word list of the Southern Adelbert Range languages, Madang Province, Papua New Guinea. Pacific Linguistics D-33. Canberra: Australian National University.