{
  "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": "Esa horrible fortaleza",
  "subtitle": null,
  "slug": "esa-horrible-fortaleza",
  "url": "https://www.kolczanksiazek.pl/cs-lewis/es/esa-horrible-fortaleza",
  "json": "https://www.kolczanksiazek.pl/cs-lewis/es/esa-horrible-fortaleza.json",
  "markdown": "https://www.kolczanksiazek.pl/cs-lewis/es/esa-horrible-fortaleza.md",
  "authors": [
    {
      "name": "C.S. Lewis",
      "slug": "cs-lewis",
      "url": "https://www.kolczanksiazek.pl/cs-lewis"
    }
  ],
  "language": "es_ES",
  "original_title": null,
  "original_language": "en",
  "first_published": "2007-06-19",
  "genres": [],
  "series": [],
  "cover": "https://quivercdn.com/covers/booket/cs-lewis/esa-horrible-fortaleza_978-84-4507-652-1.webp?v=2026-04-12%2008%3A43%3A27",
  "description": "Todo está preparado para el combate final En su última aventura, el doctor Ransom, a pesar de no salir de Thulcandra, la Tierra, se encuentra inmerso en un mundo de seres superiores que viven una frenética carrera científica. En este agresivo contexto dominado por la ciencia, él se debate con cuestiones éticas y morales apelando a la sabiduría ancestral.",
  "editions": [
    {
      "title": "Esa horrible fortaleza",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/cs-lewis/es/esa-horrible-fortaleza/9788445076521",
      "publisher": "Booket",
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "isbn": "978-84-4507-652-1",
      "pages": 512,
      "published": "2007-06-19",
      "language": "es_ES",
      "cover": "https://quivercdn.com/covers/booket/cs-lewis/esa-horrible-fortaleza_978-84-4507-652-1.webp?v=2026-04-12%2008%3A43%3A27"
    }
  ],
  "other_languages": [],
  "characters": [],
  "chapters": []
}