Laycock, Donald C. n.d. Notebook D21: Selected Research Papers of Don Laycock on Languages in Papua New Guinea. Don Laycock (compiler). n.d. Pacific And Regional Archive for Digital Sources in Endangered Cultures (PARADISEC).
@misc{266, author = {Laycock, Donald C.}, title = {Notebook D21: Selected Research Papers of Don Laycock on Languages in Papua New Guinea. Don Laycock (compiler). n.d. Pacific And Regional Archive for Digital Sources in Endangered Cultures (PARADISEC).}, year = {n.d.} }