Tsukamoto, Akihisa. 1988. The Language of Niuafo'ou Island.
@misc{Tsukamoto-1988, author = {Tsukamoto, Akihisa}, school = {Australian National University}, title = {The Language of Niuafo'ou Island}, year = {1988}, iso_code = {num}, olac_field = {typology; general_linguistics}, wals_code = {nif} }