@book{steiner-ga72-de,
  author = {Steiner, Rudolf},
  title = {Freiheit – Unsterblichkeit – Soziales Leben},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {72},
  edition = {1},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {1990},
  pagetotal = {450},
  isbn = {978-3-7274-0720-8},
  language = {german},
}

@online{anthroposophyai-ga72,
  author = {Steiner, Rudolf},
  title = {Freiheit – Unsterblichkeit – Soziales Leben (GA 72), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/72/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Freiheit – Unsterblichkeit – Soziales Leben (GA 72), as served by anthroposophy.ai, https://anthroposophy.ai/ga/72/, register entry https://anthroposophy.ai/contents/72/, status as of 2026-10-21: German served; English editions English.},
}