@book{steiner-ga100-de,
  author = {Steiner, Rudolf},
  title = {Menschheitsentwickelung und Christus-Erkenntnis},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {100},
  edition = {3},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2006},
  pagetotal = {328},
  isbn = {978-3-7274-1000-0},
  language = {german},
}

@book{steiner-ga100-en-lr1942,
  author = {Steiner, Rudolf},
  title = {The Gospel of St. John (Basle)},
  year = {1942},
  language = {english},
  note = {GA 100; edition code LR1942},
}

@online{anthroposophyai-ga100,
  author = {Steiner, Rudolf},
  title = {Menschheitsentwickelung und Christus-Erkenntnis (GA 100), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/100/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Menschheitsentwickelung und Christus-Erkenntnis (GA 100), as served by anthroposophy.ai, https://anthroposophy.ai/ga/100/, register entry https://anthroposophy.ai/contents/100/, status as of 2026-10-21: German served; English editions LR1942.},
}