Z'Graggen, Johannes A. 1980. A comparative word list of the Northern Adelbert Range languages, Madang Province, Papua New Guinea. Pacific Linguistics D-33. Canberra: Australian National University.
@misc{7050, author = {Z'Graggen, Johannes A.}, title = {A comparative word list of the Northern Adelbert Range languages, Madang Province, Papua New Guinea. Pacific Linguistics D-33. Canberra: Australian National University.}, year = {1980} }