@book{steiner-ga10-de,
  author = {Steiner, Rudolf},
  title = {Wie erlangt man Erkenntnisse der höheren Welten? (1904/05)},
  series = {Rudolf Steiner Gesamtausgabe},
  number = {10},
  edition = {26},
  publisher = {Rudolf Steiner Verlag},
  address = {Basel},
  year = {2022},
  pagetotal = {244},
  isbn = {978-3-7274-6001-2},
  language = {german},
}

@book{steiner-ga10-en-hr1960,
  author = {Steiner, Rudolf},
  title = {The Way of Initiation},
  translator = {Max Gysi},
  publisher = {Health Research},
  address = {Mokelumne Hill, California},
  year = {1923},
  pagetotal = {70},
  language = {english},
  note = {GA 10; edition code HR1960},
}

@book{steiner-ga10-en-mac1909,
  author = {Steiner, Rudolf},
  title = {Initiation and Its Results},
  translator = {Clifford Bax},
  publisher = {Macoy Publishing and Masonic Supply Co.},
  address = {New York},
  year = {1909},
  pagetotal = {134},
  language = {english},
  note = {GA 10; edition code MAC1909},
}

@book{steiner-ga10-en-rspc1947,
  author = {Steiner, Rudolf},
  title = {Knowledge of the Higher Worlds and Its Attainment},
  publisher = {Rudolf Steiner Publishing Co.},
  address = {New York},
  year = {1947},
  pagetotal = {268},
  language = {english},
  note = {GA 10; edition code RSPC1947},
}

@online{anthroposophyai-ga10,
  author = {Steiner, Rudolf},
  title = {Wie erlangt man Erkenntnisse der höheren Welten? (1904/05) (GA 10), as served by anthroposophy.ai},
  url = {https://anthroposophy.ai/contents/10/},
  urldate = {2026-10-21},
  organization = {anthroposophy.ai},
  note = {Rudolf Steiner, Wie erlangt man Erkenntnisse der höheren Welten? (1904/05) (GA 10), as served by anthroposophy.ai, https://anthroposophy.ai/ga/10/, register entry https://anthroposophy.ai/contents/10/, status as of 2026-10-21: German served; English editions HR1960, MAC1909, RSPC1947.},
}