@incollection{51818,
  address            = {Edinburgh},
  author             = {Voßen, Rainer},
  booktitle          = {Botswana - education, culture and politics (Proceedings of a conference, 15/16 December 1988)},
  pages              = {65-75},
  publisher          = {Centre of African Studies, University of Edinburgh},
  series             = {Seminar Proceedings},
  title              = {Language maintenance, language shift and identity in Ngamiland, Botswana: some hypotheses},
  volume             = {29},
  year               = {1990},
  guldemann_location = {TG},
  inlg               = {English [eng]},
  keywords           = {;saf;bts;lng;scl;bnt;r.41b;s.31;w.320;},
  lgcode             = {Yeyi [yey], Tswana [tsn], //Ani [hnh], Kxoe [xuu] (autotranslated from Maho's coding system)},
  macro_area         = {Africa},
  src                = {eballiso2009, guldemann, weball},
  subject_headings   = {saf, bts, lng, scl, bnt, w.000}
}