@misc{85430,
  title      = {كِتَب نِوَا نَا كَيْ كُلِّسِر كٚلٚي كِتَب ٢},
  year       = {2006},
  country    = {Chad [TD]},
  lgcode     = {Maba (Chad) [mde]},
  macro_area = {Africa},
  sil_id     = {50807},
  src        = {sil16},
  subject    = {Arithmetic [Zarth]}
}