Reference: Sadowsky et al. 2013

Sadowsky, Scott, Héctor Painequeo, Gastón Salamanca & Heriberto Avelino. 2013. Mapudungun. Journal of the International Phonetic Association 43(1). 87–96. Cambridge University Press.

@article{sadowsky2013mapudungun,
  author    = {Sadowsky, Scott and Painequeo, Héctor and Salamanca, Gastón and Avelino, Heriberto},
  journal   = {Journal of the International Phonetic Association},
  number    = {1},
  pages     = {87–96},
  publisher = {Cambridge University Press},
  title     = {Mapudungun},
  volume    = {43},
  year      = {2013}
}