{
  "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": "Ziarnko gorczycy",
  "subtitle": null,
  "slug": "ziarnko-gorczycy",
  "url": "https://www.kolczanksiazek.pl/roman-e-rogowski/ziarnko-gorczycy",
  "json": "https://www.kolczanksiazek.pl/roman-e-rogowski/ziarnko-gorczycy.json",
  "markdown": "https://www.kolczanksiazek.pl/roman-e-rogowski/ziarnko-gorczycy.md",
  "authors": [
    {
      "name": "Roman E. Rogowski",
      "slug": "roman-e-rogowski",
      "url": "https://www.kolczanksiazek.pl/roman-e-rogowski"
    }
  ],
  "language": "pl_PL",
  "original_title": null,
  "original_language": null,
  "first_published": "1988-01-01",
  "genres": [],
  "series": [],
  "cover": "https://quivercdn.com/covers/ksiegarnia-sw-jacka/roman-e-rogowski/ziarnko-gorczycy_8-370-30004-9.jpg?v=2026-08-20%2018%3A39%3A44",
  "description": "Mistyka codzienności. Krótkie teksty, które mają zachęcić czytelnika do głębszych rozważań.",
  "editions": [
    {
      "title": "Ziarnko gorczycy",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/roman-e-rogowski/ziarnko-gorczycy/8370300049",
      "publisher": "Księgarnia św. Jacka",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "8-370-30004-9",
      "pages": 152,
      "published": "1988-01-01",
      "language": "pl_PL",
      "cover": "https://quivercdn.com/covers/ksiegarnia-sw-jacka/roman-e-rogowski/ziarnko-gorczycy_8-370-30004-9.jpg?v=2026-08-20%2018%3A39%3A44"
    }
  ],
  "other_languages": [],
  "characters": [],
  "chapters": []
}