@book{sHedingerMboo,
  author    = {Hedinger, Robert and Ekandjoum, Joseph and Hedinger, Sylvia},
  pages     = {84},
  publisher = {Yaoundé: Association des Etudiants Mboó, Université de Yaoundé},
  title     = {Petite grammaire de la langue mboó},
  year      = {1981}
}