Z'graggen, Johannes A. 1980. A comparative word list of the Rai Coast Languages, Madang Province, Papua New Guinea. Pacific Linguistics D-30. Canberra: Australian National University.
@misc{1339,
author = {Z'graggen, Johannes A.},
title = {A comparative word list of the Rai Coast Languages, Madang Province, Papua New Guinea. Pacific Linguistics D-30. Canberra: Australian National University.},
year = {1980}
}