Crowley, T. 1997. What Happened to Erromango's Languages?. The Journal of the Polynesian Society 106. 33-63.
@article{crowley1997,
author = {Crowley, T.},
journal = {The Journal of the Polynesian Society},
number = {1},
pages = {33-63},
title = {What Happened to Erromango's Languages?},
url = {http://www.jstor.org/stable/20706691},
volume = {106},
year = {1997}
}