@book{steiner-ga277c-de,
  author = {Steiner, Rudolf},
  title = {Die Entstehung und Entwicklung der Eurythmie 1920–1922},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {277c},
  edition = {1},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2024},
  pagetotal = {784},
  isbn = {978-3-7274-2778-7},
  language = {german},
}

@online{anthroposophyai-ga277c,
  author = {Steiner, Rudolf},
  title = {Die Entstehung und Entwicklung der Eurythmie 1920–1922 (GA 277c), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/277c/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Die Entstehung und Entwicklung der Eurythmie 1920–1922 (GA 277c), as served by anthroposophy.ai, https://anthroposophy.ai/ga/277c/, register entry https://anthroposophy.ai/contents/277c/, status as of 2026-10-21: German served; English editions English.},
}