@book{steiner-ga191-de,
  author = {Steiner, Rudolf},
  title = {Soziales Verständnis aus geisteswissenschaftlicher Erkenntnis},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {191},
  edition = {3},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {1989},
  pagetotal = {304},
  isbn = {978-3-7274-1910-2},
  language = {german},
}

@book{steiner-ga191-en-ap1993,
  author = {Steiner, Rudolf},
  title = {The Influences of Lucifer and Ahriman},
  translator = {D. S. Osmond},
  publisher = {Anthroposophic Press},
  year = {1993},
  language = {english},
  note = {GA 191; edition code AP1993},
}

@online{anthroposophyai-ga191,
  author = {Steiner, Rudolf},
  title = {Soziales Verständnis aus geisteswissenschaftlicher Erkenntnis (GA 191), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/191/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Soziales Verständnis aus geisteswissenschaftlicher Erkenntnis (GA 191), as served by anthroposophy.ai, https://anthroposophy.ai/ga/191/, register entry https://anthroposophy.ai/contents/191/, status as of 2026-10-21: German served; English editions AP1993.},
}