[
 {
  "id": "steiner-ga4-de",
  "type": "book",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "Die Philosophie der Freiheit (1894)",
  "publisher": "Rudolf Steiner Verlag",
  "publisher-place": "Basel",
  "ISBN": "3-7274-0040-4",
  "edition": "17",
  "collection-title": "Rudolf Steiner Gesamtausgabe",
  "collection-number": "4",
  "number-of-pages": "292",
  "issued": {
   "date-parts": [
    [
     2021
    ]
   ]
  },
  "language": "de"
 },
 {
  "id": "steiner-ga4-en-ap1986",
  "type": "book",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "The Philosophy of Spiritual Activity. The Basic Features of a Modern World View. Results of Soul Observation Arrived at by the Scientific Method",
  "translator": [
   {
    "literal": "William Lindeman"
   }
  ],
  "publisher": "Anthroposophic Press",
  "publisher-place": "New York",
  "ISBN": "0-88010-156-3",
  "note": "GA 4; edition code AP1986",
  "issued": {
   "date-parts": [
    [
     1986
    ]
   ]
  },
  "language": "en"
 },
 {
  "id": "steiner-ga4-en-gpp1916",
  "type": "book",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "The Philosophy of Freedom",
  "translator": [
   {
    "literal": "Prof."
   },
   {
    "literal": "Mrs. R. F. Alfred Hoernlé"
   }
  ],
  "publisher": "G. P. Putnam's Sons",
  "publisher-place": "New York and London",
  "note": "GA 4; edition code GPP1916",
  "issued": {
   "date-parts": [
    [
     1894
    ]
   ]
  },
  "language": "en"
 },
 {
  "id": "steiner-ga4-en-rsp1964",
  "type": "book",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "The Philosophy of Freedom. The Basis for a Modern World Conception",
  "translator": [
   {
    "literal": "Michael Wilson"
   }
  ],
  "publisher": "Rudolf Steiner Press",
  "publisher-place": "London",
  "note": "GA 4; edition code RSP1964",
  "number-of-pages": "230",
  "issued": {
   "date-parts": [
    [
     1964
    ]
   ]
  },
  "language": "en"
 },
 {
  "id": "steiner-ga4-en-rspc1949",
  "type": "book",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "The Philosophy of Spiritual Activity",
  "translator": [
   {
    "literal": "Prof."
   },
   {
    "literal": "Mrs. R. F. Alfred Hoernlé"
   }
  ],
  "publisher": "Rudolf Steiner Publications",
  "publisher-place": "London",
  "note": "GA 4; edition code RSPC1949",
  "number-of-pages": "220",
  "issued": {
   "date-parts": [
    [
     1949
    ]
   ]
  },
  "language": "en"
 },
 {
  "id": "steiner-ga4-en-rspi1963",
  "type": "book",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "The Philosophy of Spiritual Activity",
  "translator": [
   {
    "literal": "Rita Stebbing"
   }
  ],
  "publisher": "Rudolf Steiner Publications, Inc.",
  "publisher-place": "New York",
  "note": "GA 4; edition code RSPI1963",
  "number-of-pages": "411",
  "issued": {
   "date-parts": [
    [
     1963
    ]
   ]
  },
  "language": "en"
 },
 {
  "id": "anthroposophyai-ga4",
  "type": "webpage",
  "author": [
   {
    "family": "Steiner",
    "given": "Rudolf"
   }
  ],
  "title": "Die Philosophie der Freiheit (1894) (GA 4), as served by anthroposophy.ai",
  "URL": "https://anthroposophy.ai/contents/4/",
  "note": "Rudolf Steiner, Die Philosophie der Freiheit (1894) (GA 4), as served by anthroposophy.ai, https://anthroposophy.ai/ga/4/, register entry https://anthroposophy.ai/contents/4/, status as of 2026-10-21: German served; English editions AP1986, GPP1916, RSP1964, RSPC1949, RSPI1963.",
  "accessed": {
   "date-parts": [
    [
     2026,
     10,
     21
    ]
   ]
  }
 }
]