Laycock, Donald C. n.d. Notebook D15: Selected Research Papers of Don Laycock on Languages in Papua New Guinea. Don Laycock (compiler); Don Laycock (researcher). n.d. Pacific And Regional Archive for Digital Sources in Endangered Cultures (PARADISEC). paradisec.org.au/repository/DL2/items/026.
@misc{1199,
author = {Laycock, Donald C.},
title = {Notebook D15: Selected Research Papers of Don Laycock on Languages in Papua New Guinea. Don Laycock (compiler); Don Laycock (researcher). n.d. Pacific And Regional Archive for Digital Sources in Endangered Cultures (PARADISEC). paradisec.org.au/repository/DL2/items/026.},
year = {n.d.}
}