@incollection{117062,
  author     = {Abu-Bakr, Yusuf al-Khalifa},
  booktitle  = {Directions in Sudanese linguistics and folklore},
  editor     = {Hurreiz, Sayyid Hamid and Bell, Herman},
  pages      = {13-18},
  publisher  = {Khartoum Univ. Press; Inst. of African and Asian Studies, Univ. of Khartoum},
  series     = {Sudanese studies library},
  title      = {Language and education in southern Sudan},
  volume     = {4},
  year       = {1975},
  inlg       = {English [eng]},
  keywords   = {;nea;sdn;edc;lng;scl;x.211;},
  lgcode     = {Sudanese Creole Arabic [pga]},
  macro_area = {Africa},
  src        = {eballiso2009}
}