@book{309821,
  address    = {Yaoundé},
  pages      = {79},
  publisher  = {Université de Yaoundé},
  series     = {PROPELCA},
  title      = {Dí sɔŋgɛlɛ na duálá 1},
  volume     = {12},
  year       = {1983},
  country    = {Cameroon [CM]},
  lgcode     = {Duala [dua]},
  macro_area = {Africa},
  sil_id     = {21009},
  src        = {sil16},
  subject    = {Arithmetic [Zarth]}
}