@book{steiner-ga129-de,
  author = {Steiner, Rudolf},
  title = {Weltenwunder, Seelenprüfungen und Geistesoffenbarungen},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {129},
  edition = {6},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {1995},
  pagetotal = {272},
  isbn = {978-3-7274-1290-5},
  language = {german},
}

@book{steiner-ga129-en-rsp1963,
  author = {Steiner, Rudolf},
  title = {Wonders of the World},
  translator = {Dorothy Lenn, with assistance from Owen Barfield},
  publisher = {Rudolf Steiner Press},
  year = {1963},
  language = {english},
  note = {GA 129; edition code RSP1963},
}

@online{anthroposophyai-ga129,
  author = {Steiner, Rudolf},
  title = {Weltenwunder, Seelenprüfungen und Geistesoffenbarungen (GA 129), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/129/},
  urldate = {2026-11-04},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Weltenwunder, Seelenprüfungen und Geistesoffenbarungen (GA 129), as served by anthroposophy.ai, https://anthroposophy.ai/ga/129/, register entry https://anthroposophy.ai/contents/129/, status as of 2026-11-04: German served; English editions RSP1963.},
}