Classification
- WALS
- TNG > Sogeram
- Glottolog
- Nucleartransnewguinea > Madang > Kalamic Southadelbert > Southadelbert > Sogeram > Northsogeram
- Ethnologue
- Trans Newguinea > Madang > Southadelbert > Sogeram > Centralsogeram > Northcentralsogeram
Sources
- Z'graggen 1980
- A Comparative Word list of the Mabuso Languages, Madang Province, Papua New Guinea. Pacific Linguistics D-33. Canberra: Australian National University.