@book{steiner-ga159-de,
  author = {Steiner, Rudolf},
  title = {Das Geheimnis des Todes},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {159},
  edition = {4},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2024},
  pagetotal = {416},
  isbn = {978-3-7274-1590-6},
  language = {german},
}

@book{steiner-ga159-en-unk2013,
  author = {Steiner, Rudolf},
  title = {The Mystery of Death},
  year = {2013},
  language = {english},
  note = {GA 159; edition code UNK2013},
}

@online{anthroposophyai-ga159,
  author = {Steiner, Rudolf},
  title = {Das Geheimnis des Todes (GA 159), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/159/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Das Geheimnis des Todes (GA 159), as served by anthroposophy.ai, https://anthroposophy.ai/ga/159/, register entry https://anthroposophy.ai/contents/159/, status as of 2026-10-21: German served; English editions UNK2013.},
}