Conrad, Robert J. and Lewis, Ronald K. 1988. Some language and sociolinguistic relationships in the Upper Sepik region of Papua New Guinea. In Geoffrey P. Smith... (ed.), Papers in New Guinea Linguistics 26, 243-273. Canberra: Research School of Pacific and Asian Studies, Australian National University.
@misc{1051,
author = {Conrad, Robert J. and Lewis, Ronald K.},
title = {Some language and sociolinguistic relationships in the Upper Sepik region of Papua New Guinea. In Geoffrey P. Smith... (ed.), Papers in New Guinea Linguistics 26, 243-273. Canberra: Research School of Pacific and Asian Studies, Australian National University.},
year = {1988}
}