@book{steiner-ga134-de,
  author = {Steiner, Rudolf},
  title = {Die Welt der Sinne und die Welt des Geistes},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {134},
  edition = {6},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2008},
  pagetotal = {144},
  isbn = {978-3-7274-7660-0},
  language = {german},
}

@book{steiner-ga134-en-rspc1947,
  author = {Steiner, Rudolf},
  title = {The World of the Senses and the World of the Spirit},
  publisher = {Rudolf Steiner Publishing Co.},
  year = {1947},
  language = {english},
  note = {GA 134; edition code RSPC1947},
}

@online{anthroposophyai-ga134,
  author = {Steiner, Rudolf},
  title = {Die Welt der Sinne und die Welt des Geistes (GA 134), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/134/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Die Welt der Sinne und die Welt des Geistes (GA 134), as served by anthroposophy.ai, https://anthroposophy.ai/ga/134/, register entry https://anthroposophy.ai/contents/134/, status as of 2026-10-21: German served; English editions RSPC1947.},
}