{
  "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": "Wizna - samotny bastion",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/maciej-wolin/wizna-samotny-bastion/9788311077614",
  "publisher": "Wydawnictwo Ministerstwa Obrony Narodowej",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-83-1107-761-4",
  "pages": 127,
  "published": "1989-01-01",
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/wydawnictwo-ministerstwa-obrony-narodowej/maciej-wolin/wizna-samotny-bastion_978-83-1107-761-4-28b4a24a.jpg?v=2026-09-01%2014%3A11%3A46",
  "json": "https://www.kolczanksiazek.pl/maciej-wolin/wizna-samotny-bastion/9788311077614.json",
  "markdown": "https://www.kolczanksiazek.pl/maciej-wolin/wizna-samotny-bastion/9788311077614.md",
  "binding": "Softcover",
  "description": "Walki w rejonie Wizny we wrześniu 1939 roku.",
  "book": {
    "title": "Wizna - samotny bastion",
    "slug": "wizna-samotny-bastion",
    "url": "https://www.kolczanksiazek.pl/maciej-wolin/wizna-samotny-bastion"
  },
  "authors": [
    {
      "name": "Maciej Wolin",
      "slug": "maciej-wolin",
      "url": "https://www.kolczanksiazek.pl/maciej-wolin"
    }
  ]
}