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    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
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  "formats": "Każda podstrona ma dwie wersje z tymi samymi danymi: JSON (adres strony + .json) i markdown (adres strony + .md). Do każdego `url` w tym dokumencie można dopisać .json albo .md.",
  "title": "The Doctor and the Soul",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/viktor-frankl/en/the-doctor-and-the-soul/9780394743172",
  "publisher": "Vintage",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-03-9474-317-2",
  "pages": 352,
  "published": "1986-10-12",
  "language": "en_US",
  "cover": "https://quivercdn.com/covers/vintage/viktor-frankl/the-doctor-and-the-soul_978-03-9474-317-2.jpg?v=2026-06-17%2014%3A30%3A48",
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  "markdown": "https://www.kolczanksiazek.pl/viktor-frankl/en/the-doctor-and-the-soul/9780394743172.md",
  "binding": "Softcover",
  "description": "In this classic work, internationally known Viennese psychiatrist Viktor E. Frankl, founder of the school of logotherapy, sets forth the principles of existential psychiatry. He holds that man's search...",
  "book": {
    "title": "The Doctor and the Soul",
    "slug": "the-doctor-and-the-soul",
    "url": "https://www.kolczanksiazek.pl/viktor-frankl/en/the-doctor-and-the-soul"
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  "authors": [
    {
      "name": "Viktor Frankl",
      "slug": "viktor-frankl",
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