{
  "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": "The Fourth Protocol",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/frederick-forsyth/en/the-fourth-protocol/9780553251135",
  "publisher": "bantam",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-05-5325-113-5",
  "pages": 464,
  "published": "1985-08-01",
  "language": "en_US",
  "cover": "https://quivercdn.com/covers/bantam/frederick-forsyth/the-fourth-protocol_978-05-5325-113-5.jpg?v=2026-06-23%2015%3A24%3A57",
  "json": "https://www.kolczanksiazek.pl/frederick-forsyth/en/the-fourth-protocol/9780553251135.json",
  "markdown": "https://www.kolczanksiazek.pl/frederick-forsyth/en/the-fourth-protocol/9780553251135.md",
  "binding": "Softcover",
  "description": "It is a time of political unrest in Great Britain. And behind the Iron Curtain an insidious plot is being hatched, a plan so incendiary that even the KGB is ignorant of its existence—Aurora,...",
  "book": {
    "title": "The Fourth Protocol",
    "slug": "the-fourth-protocol",
    "url": "https://www.kolczanksiazek.pl/frederick-forsyth/en/the-fourth-protocol"
  },
  "authors": [
    {
      "name": "Frederick Forsyth",
      "slug": "frederick-forsyth",
      "url": "https://www.kolczanksiazek.pl/frederick-forsyth"
    }
  ]
}