@book{Petter-1915,
  address    = {Kettle Falls, Washington},
  author     = {Petter, Rodolphe},
  publisher  = {Mennonite Mission},
  title      = {English-Cheyenne Dictionary},
  year       = {1915},
  iso_code   = {chy},
  olac_field = {syntax; general_linguistics; typology},
  wals_code  = {cyn}
}