Classification
- WALS
- LS > Leonhard Schultze
- Glottolog
- Walioic > Pai Sinen Walio
- Ethnologue
- Sepik > Leonhardschultze
Sources
- Laycock n.d.
- Notebook D33: Selected Research Papers of Don Laycock on Languages in Papua New Guinea: Papi, Walio, Sanio (Saniyo), Pai (Pei). Don Laycock (compiler). Pacific And Regional Archive for Digital Sources in Endangered Cultures (PARADISEC). paradisec.org.au/repository/DL2/items/042.