@book{Keller-and-Luciano-G-1997,
  address    = {Tucson, Arizona},
  author     = {Keller, Kathryn and G, Plácido Luciano},
  publisher  = {Summer Institute of Linguistics},
  title      = {Diccionario Chontal de Tabasco},
  year       = {1997},
  iso_code   = {chf},
  olac_field = {typology; syntax; general_linguistics},
  wals_code  = {cmy}
}