Boreret, Bray and Aira, Bradley and Carwile, Jason. 2015. Tentative Grammar Description for the Ubir [ubi] Language spoken in Oro Province. Ms. 48pp.
@misc{sBoreretUbir, author = {Boreret, Bray and Aira, Bradley and Carwile, Jason}, howpublished = {Ms.}, pages = {48}, title = {Tentative Grammar Description for the Ubir [ubi] Language spoken in Oro Province}, year = {2015} }