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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": "Our Kind of Traitor",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/john-le-carre/en/our-kind-of-traitor/9780143119722",
  "publisher": "Penguin Books",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-01-4311-972-2",
  "pages": 320,
  "published": "2011-04-26",
  "language": "en_US",
  "cover": "https://quivercdn.com/covers/penguin-books/john-le-carre/our-kind-of-traitor_978-01-4311-972-2-8b8f79c5.webp?v=2026-09-29%2002%3A48%3A43",
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  "markdown": "https://www.kolczanksiazek.pl/john-le-carre/en/our-kind-of-traitor/9780143119722.md",
  "binding": "Softcover",
  "description": "From the New York Times bestselling author of A Legacy of Spies. In this exquisitely told novel, John le Carré shows us once again his acute understanding of the world we live in and where...",
  "book": {
    "title": "Our Kind of Traitor",
    "slug": "our-kind-of-traitor",
    "url": "https://www.kolczanksiazek.pl/john-le-carre/en/our-kind-of-traitor"
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  "authors": [
    {
      "name": "John le Carré",
      "slug": "john-le-carre",
      "url": "https://www.kolczanksiazek.pl/john-le-carre"
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}