La información está incompleta “Sepik languages: checklist and preliminary classification” . Laycock, Donald C. (1973) , Wurm, Stephen A. · Australian National University, Research School of Pacific Studies, Department of Linguistics
Con amenaza de extinción
20 percent certain, based on the evidence available
La información está incompleta “Glottolog 2.3” . Hammarström, Harald & Forkel, Robert & Haspelmath, Martin & Nordhoff, Sebastian (2014)
La información está incompleta “Ethnologue: Languages of the World, 18th Edition” . Lewis, M. Paul, Gary F. Simons, and Charles D. Fennig · SIL International
Con amenaza de extinción
20 percent certain, based on the evidence available