Reference: Carlson et al. 2001

Carlson, Barry F., John H. Esling & Katie Fraser. 2001. Nuuchahnulth. Journal of the International Phonetic Association 31. 275–279.

@article{carlson2001nuuchahnulth,
  author  = {Carlson, Barry F. and John H. Esling and Katie Fraser},
  journal = {Journal of the International Phonetic Association},
  pages   = {275–279},
  title   = {Nuuchahnulth},
  volume  = {31},
  year    = {2001}
}