{
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    "url": "https://www.bookquiver.com"
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  "formats": "Every page has two versions with the same data: JSON (the page address + .json) and markdown (the page address + .md). Append .json or .md to any `url` in this document.",
  "title": "Czwarty K",
  "subtitle": null,
  "url": "https://www.bookquiver.com/mario-puzo/pl/czwarty-k/9788367512237",
  "publisher": "Albatros",
  "publisher_series": [],
  "translators": [
    "Andrzej Nowak"
  ],
  "medium": "audio",
  "duration_seconds": 55980,
  "narrators": [
    "Marcin Popczyński"
  ],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-83-6751-223-7",
  "pages": null,
  "published": null,
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/albatros/mario-puzo/czwarty-k-audiobook_978-83-6751-223-7-9d79f1b6.webp?v=2026-09-28%2002%3A34%3A31",
  "json": "https://www.bookquiver.com/mario-puzo/pl/czwarty-k/9788367512237.json",
  "markdown": "https://www.bookquiver.com/mario-puzo/pl/czwarty-k/9788367512237.md",
  "binding": "Audiobook · 15 h 33 min",
  "description": "Thriller polityczny najwyższej klasy, który sam Mario Puzo określił swoim najambitniejszym dziełem. Pełna zwrotów akcji, błyskotliwa i prorocza powieść, przewidująca wydarzenia, które zmieniły bieg historii stanów zjednoczonych i całego świata. Nowe",
  "book": {
    "title": "Czwarty K",
    "slug": "czwarty-k",
    "url": "https://www.bookquiver.com/mario-puzo/pl/czwarty-k"
  },
  "authors": [
    {
      "name": "Mario Puzo",
      "slug": "mario-puzo",
      "url": "https://www.bookquiver.com/mario-puzo"
    }
  ]
}