Conrad, Robert J. and Dye, T. Wayne. 1975. Some language relationships in the Upper Sepik region of Papua New Guinea. In Papers in New Guinea Linguistics 18 (Pacific Linguistics: Series A 40), 1-35. Canberra: Research School of Pacific and Asian Studies, Australian National University.
@misc{7163, author = {Conrad, Robert J. and Dye, T. Wayne}, title = {Some language relationships in the Upper Sepik region of Papua New Guinea. In Papers in New Guinea Linguistics 18 (Pacific Linguistics: Series A 40), 1-35. Canberra: Research School of Pacific and Asian Studies, Australian National University.}, year = {1975} }