{
  "type": "book",
  "site": {
    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
  },
  "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": "El umbral de la eternidad",
  "subtitle": null,
  "slug": "el-umbral-de-la-eternidad",
  "url": "https://www.kolczanksiazek.pl/ken-follett/es/el-umbral-de-la-eternidad",
  "json": "https://www.kolczanksiazek.pl/ken-follett/es/el-umbral-de-la-eternidad.json",
  "markdown": "https://www.kolczanksiazek.pl/ken-follett/es/el-umbral-de-la-eternidad.md",
  "authors": [
    {
      "name": "Ken Follett",
      "slug": "ken-follett",
      "url": "https://www.kolczanksiazek.pl/ken-follett"
    }
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  "language": "es_MX",
  "original_title": "Edge of Eternity",
  "original_language": "en",
  "first_published": "2019-07-23",
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    {
      "code": "FB",
      "heading": "Proza literacka"
    },
    {
      "code": "FV",
      "heading": "Literatura historyczna"
    }
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  "series": [
    {
      "name": "The Century",
      "slug": "the-century",
      "volume": 3,
      "url": "https://www.kolczanksiazek.pl/ken-follett/seria/the-century"
    }
  ],
  "cover": "https://quivercdn.com/covers/debolsillo/ken-follett/el-umbral-de-la-eternidad-edge-of-eternity_978-84-6632-950-7.jpg?v=2026-06-08%2009%3A18%3A54",
  "description": "El umbral de la eternidad cierra esta gran trilogía y la crónica de un siglo turbulento. En ella vivimos la historia íntima y personal de tres generaciones de cinco familias cuyas...",
  "editions": [
    {
      "title": "El umbral de la eternidad",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/ken-follett/es/el-umbral-de-la-eternidad/9788466329507",
      "publisher": "Debolsillo",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-84-6632-950-7",
      "pages": 1152,
      "published": "2019-07-23",
      "language": "es_MX",
      "cover": "https://quivercdn.com/covers/debolsillo/ken-follett/el-umbral-de-la-eternidad-edge-of-eternity_978-84-6632-950-7.jpg?v=2026-06-08%2009%3A18%3A54"
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  ],
  "other_languages": [
    {
      "title": "Hranice věčnosti",
      "language": "cs_CZ",
      "url": "https://www.kolczanksiazek.pl/ken-follett/cs/hranice-vecnosti"
    },
    {
      "title": "Edge of Eternity",
      "language": "en_GB",
      "url": "https://www.kolczanksiazek.pl/ken-follett/en/edge-of-eternity"
    },
    {
      "title": "Aux portes de l'éternité",
      "language": "fr_FR",
      "url": "https://www.kolczanksiazek.pl/ken-follett/fr/aux-portes-de-leternite"
    },
    {
      "title": "I giorni dell’eternità",
      "language": "it_IT",
      "url": "https://www.kolczanksiazek.pl/ken-follett/it/i-giorni-delleternita"
    },
    {
      "title": "Krawędź wieczności",
      "language": "pl_PL",
      "url": "https://www.kolczanksiazek.pl/ken-follett/krawedz-wiecznosci"
    },
    {
      "title": "No Limiar da Eternidade",
      "language": "pt_PT",
      "url": "https://www.kolczanksiazek.pl/ken-follett/pt/no-limiar-da-eternidade"
    }
  ],
  "characters": [],
  "chapters": []
}