@incollection{162463,
  address    = {London},
  author     = {Warmelo, Nicolaas Jacobus van},
  booktitle  = {The Bantu-speaking tribes of South Africa: an ethnographical survey},
  editor     = {Schapera, Isaac},
  pages      = {43-66},
  publisher  = {George Routledge & Sons; South African Inter-Univ. Committee for African Studies},
  title      = {Grouping and ethnic history},
  year       = {1937},
  inlg       = {English [eng]},
  keywords   = {;saf;rsa;ant;hst;bnt;s.41;s.42;s.43;s.406;s.407;s.408;s.53;s.33;s.32;s.31;s.21;s.16e;},
  lgcode     = {Tswana [tsn], Tsonga [tso], Lala-Bisa [leb], Pedi [nso], Swati [ssw], Xhosa [xho], Kalanga [kck], Southern Sotho [sot], South Ndebele [nbl], Venda [ven], Zulu [zul] (autotranslated from Maho's coding system)},
  macro_area = {Africa},
  src        = {eballiso2009}
}