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    "name": "Kołczan Książek",
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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": "Silmarillion",
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  "url": "https://www.kolczanksiazek.pl/j-r-r-tolkien/silmarillion/9788383356334",
  "publisher": "Zysk i S-ka",
  "translators": [],
  "medium": "paper",
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  "narrators": [],
  "illustrators": [],
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  "isbn": "978-83-8335-633-4",
  "pages": 484,
  "published": "2025-05-26",
  "language": "pl_PL",
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  "binding": "Hardcover",
  "description": "Ekskluzywne ilustrowane",
  "book": {
    "title": "Silmarillion",
    "slug": "silmarillion",
    "url": "https://www.kolczanksiazek.pl/j-r-r-tolkien/silmarillion"
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