@book{steiner-ga25-de,
  author = {Steiner, Rudolf},
  title = {Drei Schritte der Anthroposophie (1922)},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {25},
  edition = {5},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2023},
  pagetotal = {108},
  isbn = {978-3-7274-025-1},
  language = {german},
}

@book{steiner-ga25-en-rpc1943,
  author = {Steiner, Rudolf},
  title = {Cosmology, Religion and Philosophy (1943)},
  publisher = {Anthroposophic Press},
  address = {New York},
  year = {1922},
  pagetotal = {82},
  language = {english},
  note = {GA 25; edition code RPC1943},
}

@online{anthroposophyai-ga25,
  author = {Steiner, Rudolf},
  title = {Drei Schritte der Anthroposophie (1922) (GA 25), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/25/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Drei Schritte der Anthroposophie (1922) (GA 25), as served by anthroposophy.ai, https://anthroposophy.ai/ga/25/, register entry https://anthroposophy.ai/contents/25/, status as of 2026-10-21: German served; English editions RPC1943.},
}