@book{steiner-ga277a-de,
  author = {Steiner, Rudolf},
  title = {Die Entstehung und Entwickelung der Eurythmie},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {277a},
  edition = {5},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2022},
  pagetotal = {643},
  isbn = {978-3-7274-2776-3},
  language = {german},
}

@online{anthroposophyai-ga277a,
  author = {Steiner, Rudolf},
  title = {Die Entstehung und Entwickelung der Eurythmie (GA 277a), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/277a/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Die Entstehung und Entwickelung der Eurythmie (GA 277a), as served by anthroposophy.ai, https://anthroposophy.ai/ga/277a/, register entry https://anthroposophy.ai/contents/277a/, status as of 2026-10-21: German partly served; English editions English.},
}