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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": "Perfidia",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/james-ellroy/en/perfidia/9780307946676",
  "publisher": "Vintage",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-03-0794-667-6",
  "pages": 720,
  "published": "2015-07-07",
  "language": "en_US",
  "cover": "https://quivercdn.com/covers/vintage/james-ellroy-on-tour/perfidia_978-03-0794-667-6.jpg?v=2026-06-12%2004%3A01%3A05",
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  "markdown": "https://www.kolczanksiazek.pl/james-ellroy/en/perfidia/9780307946676.md",
  "binding": "Softcover",
  "description": "NATIONAL BESTSELLER AN NPR BEST BOOK OF THE YEAR Los Angeles. December, 1941. America stands at the brink of World War II. War fever and racial hatred grip the city. The hellish...",
  "book": {
    "title": "Perfidia",
    "slug": "perfidia",
    "url": "https://www.kolczanksiazek.pl/james-ellroy/en/perfidia"
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  "authors": [
    {
      "name": "James Ellroy",
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      "url": "https://www.kolczanksiazek.pl/james-ellroy"
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