Ningil
[também conhecido como Gul, Ral]Classificação: Torricelli
·em risco
Classificação: Torricelli
·em risco
A tentative phonemic analysis of Ningil ( pp. 49-71 ) . Manning, Margaret and Naomi Saggers (1977) · In Phonologies of five P.N.G. languages edited by Loving, Richard · Summer Institute of Linguistics
Ethnologue: Languages of the World, 18th Edition . (2015) · edited by Lewis, M. Paul, Gary F. Simons, and Charles D. Fennig · SIL International http://www.ethnologue.com
Sepik languages: checklist and preliminary classification . Laycock, Donald C. (1973) · Pacific Linguistics · edited by Wurm, Stephen A. · Australian National University, Research School of Pacific Studies, Department of Linguistics