{
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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": "Kazania wyd. 2",
  "subtitle": null,
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  "publisher": "Antyk",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-83-6818-231-6",
  "pages": 198,
  "published": "2026-01-01",
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/antyk/newman-john-henry-sw/kazania-wyd-2_978-83-6818-231-6.webp?v=2026-08-18%2004%3A06%3A27",
  "json": "https://www.kolczanksiazek.pl/newman-john-henry-sw/kazania-wyd-2/9788368182316.json",
  "markdown": "https://www.kolczanksiazek.pl/newman-john-henry-sw/kazania-wyd-2/9788368182316.md",
  "binding": "Softcover",
  "description": "Pierwsze",
  "book": {
    "title": "Kazania wyd. 2",
    "slug": "kazania-wyd-2",
    "url": "https://www.kolczanksiazek.pl/newman-john-henry-sw/kazania-wyd-2"
  },
  "authors": [
    {
      "name": "Newman John Henry Św",
      "slug": "newman-john-henry-sw",
      "url": "https://www.kolczanksiazek.pl/newman-john-henry-sw"
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}