Orthography and phonology database : Highlands and Papuan regions / compiled by Ritva Hemmila. - Ukarumpa, Papua New Guinea : Summer Institute of Linguistics, 1999. - v, 189 p. ; 20 cm. - Data papers on Papua New Guinea languages ; v. 44 . Workpapers in Papua New Guinea languages. ISBN: 9980021705 Subjects--Topical Terms: Papuan languages--Papua New Guinea.