@misc{535705,
  address      = {Dallas},
  author       = {ISO 639-3 Registration Authority},
  howpublished = {https://iso639-3.sil.org/request/2015-020},
  number       = {2015-020},
  publisher    = {SIL International},
  title        = {Change Request Number 2015-020: adopted update [zab] (2016-01-15)},
  url          = {https://iso639-3.sil.org/sites/iso639-3/files/change_requests/2015/2015-020.pdf},
  year         = {2015},
  hhtype       = {overview},
  lgcode       = {Western Tlacolula Valley Zapotec [zab]},
  macro_area   = {North America},
  src          = {iso6393}
}