{
  "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": "Co jest grane panie Janku...",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/jan-pietrzak/co-jest-grane-panie-janku/9788361344704",
  "publisher": "Towarzystwo \"Egida\"",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-83-6134-470-4",
  "pages": 206,
  "published": "1992-01-01",
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/towarzystwo-egida/jan-pietrzak/co-jest-grane-panie-janku_978-83-6134-470-4-195426b4.jpg?v=2026-08-31%2015%3A02%3A47",
  "json": "https://www.kolczanksiazek.pl/jan-pietrzak/co-jest-grane-panie-janku/9788361344704.json",
  "markdown": "https://www.kolczanksiazek.pl/jan-pietrzak/co-jest-grane-panie-janku/9788361344704.md",
  "binding": "Softcover",
  "description": "Wywiad Andrzeja Romana, utwory z lat 1981-1992.",
  "book": {
    "title": "Co jest grane panie Janku...",
    "slug": "co-jest-grane-panie-janku",
    "url": "https://www.kolczanksiazek.pl/jan-pietrzak/co-jest-grane-panie-janku"
  },
  "authors": [
    {
      "name": "Jan Pietrzak",
      "slug": "jan-pietrzak",
      "url": "https://www.kolczanksiazek.pl/jan-pietrzak"
    }
  ]
}