@incollection{588286,
  address    = {New York},
  author     = {Magnus Ljung},
  booktitle  = {North America: c1assic comparative perspectives},
  editor     = {Jean Umiker-Sebeok and Thomas A. Sebeok},
  pages      = {213-222},
  publisher  = {Plenum Press},
  series     = {Aboriginal sign languages of the Americas and Australia},
  title      = {Principles of a stratificational analysis of the Plains Indian Sign language},
  volume     = {2},
  year       = {1978},
  bestfn     = {north_america\ljung_plains-indian-sign1978_o.pdf},
  besttxt    = {ptxt2\north_america\ljung_plains-indian-sign1978_o.txt},
  cfn        = {north_america\ljung_plains-indian-sign1978_o.pdf},
  fn         = {north_america\ljung_plains-indian-sign1978.pdf, north_america\umiker-sebeok_north-america1978_o.pdf, north_america\umiker-sebeok_north-america1978.pdf, north_america\ljung_plains-indian-sign1978_o.pdf},
  hhtype     = {minimal},
  inlg       = {English [eng]},
  lgcode     = {Plains Indian Sign Language [psd]},
  macro_area = {North America},
  src        = {hh}
}