@book{Nakuma-1998,
  address    = {Paris},
  author     = {Nakuma, C.},
  publisher  = {L'Harmattan},
  series     = {Langues d'Afrique},
  title      = {Phonie et graphie tonale du Dàgàaré: Langue voltaïque du Ghana},
  volume     = {7},
  year       = {1998},
  iso_code   = {dga},
  olac_field = {phonetics; general_linguistics; phonology; typology},
  wals_code  = {dga}
}