{
  "type": "edition",
  "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": "U źródeł",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/anthony-de-mello/u-zrodel/8385032800",
  "publisher": "Wam",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "8-385-03280-0",
  "pages": 282,
  "published": "1990-01-01",
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/wam/anthony-de-mello/u-zrodel_8-385-03280-0.jpg?v=2026-08-20%2016%3A42%3A59",
  "json": "https://www.kolczanksiazek.pl/anthony-de-mello/u-zrodel/8385032800.json",
  "markdown": "https://www.kolczanksiazek.pl/anthony-de-mello/u-zrodel/8385032800.md",
  "binding": "Softcover",
  "description": "Rozważania rekolekcyjne, ujęte w niecodzienną formę poetycką.",
  "book": {
    "title": "U źródeł",
    "slug": "u-zrodel",
    "url": "https://www.kolczanksiazek.pl/anthony-de-mello/u-zrodel"
  },
  "authors": [
    {
      "name": "Anthony de Mello",
      "slug": "anthony-de-mello",
      "url": "https://www.kolczanksiazek.pl/anthony-de-mello"
    }
  ]
}