Organised Phonology Data: Faiwol Language [FAI]: Olsobip – Western Province . Mecklenberg, Frank (1992) · http://www.sil.org/pacific/png/abstract.asp?id=928474542398

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

Glottolog 2.3 . Hammarström, Harald & Forkel, Robert & Haspelmath, Martin & Nordhoff, Sebastian (2014) · http://glottolog.org