Laycock, Don. n.d. Notebook D2: Selected Research Papers of Don Laycock on Languages in Papua New Guinea: Tomleo, Ali-yakamul (Kap), Olo, Valman, Mori=Fas, Sumo, One, Fas, Aruek. https://catalog.paradisec.org.au/collections/DL2/items/013.
@misc{9259, author = {Laycock, Don}, title = {Notebook D2: Selected Research Papers of Don Laycock on Languages in Papua New Guinea: Tomleo, Ali-yakamul (Kap), Olo, Valman, Mori=Fas, Sumo, One, Fas, Aruek. https://catalog.paradisec.org.au/collections/DL2/items/013.}, year = {n.d.} }