Laycock, Donald C. n.d. Notebook D22: 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). paradisec.org.au/repository/DL2/items/033.
@misc{6523,
author = {Laycock, Donald C.},
title = {Notebook D22: 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). paradisec.org.au/repository/DL2/items/033.},
year = {n.d.}
}