http://www.sil.org/pacific/png/pubs/0000402/Binum%20BJR%20Sentence%20Final%20Verbs%20in%20Binumarien_1 (Publisher version)
Oatridge, D., & Oatridge, J. (Eds.). (1965). Sentence final verbs in Binumarein (N.A.). [Ukakumpa]: N.A.