@book{steiner-ga178-de,
  author = {Steiner, Rudolf},
  title = {Individuelle Geistwesen und ihr Wirken in der Seele des Menschen},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {178},
  edition = {6},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2022},
  pagetotal = {274},
  isbn = {978-3-7274-1781-8},
  language = {german},
}

@book{steiner-ga178-en-rspc1947,
  author = {Steiner, Rudolf},
  title = {Behind the Scenes of External Happenings},
  translator = {Dorothy S. Osmond and Owen Barfield},
  publisher = {Rudolf Steiner Publishing Co.},
  year = {1947},
  language = {english},
  note = {GA 178; edition code RSPC1947},
}

@online{anthroposophyai-ga178,
  author = {Steiner, Rudolf},
  title = {Individuelle Geistwesen und ihr Wirken in der Seele des Menschen (GA 178), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/178/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Individuelle Geistwesen und ihr Wirken in der Seele des Menschen (GA 178), as served by anthroposophy.ai, https://anthroposophy.ai/ga/178/, register entry https://anthroposophy.ai/contents/178/, status as of 2026-10-21: German served; English editions RSPC1947.},
}