Notebook D6: Selected Research Papers of Don Laycock on Languages in Papua New Guinea: Kwanga=Seim, Southern Arapesh (Abu'), Samo (Bero), Banaro, Wiyaw (Haruai).ÊDon Laycock (compiler). n.d. Pacific And Regional Archive for Digital Sources in Endangered Cultures (PARADISEC). paradisec.org.au/repository/DL2/items/017.