{
  "type": "edition",
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    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
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  "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": "\"Salut Henri! Don Witoldo!\" Witold Wirpsza – Heinrich Kunstmann. Listy 1960-1983",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/heinrich-kunstmann/salut-henri-don-witoldo-witold-wirpsza-heinrich-kunstmann-listy-1960-1983/9788324227129",
  "publisher": "Universitas",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
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  "cover_artists": [],
  "isbn": "978-83-2422-712-9",
  "pages": 332,
  "published": "2015-01-01",
  "language": "pl_PL",
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  "markdown": "https://www.kolczanksiazek.pl/heinrich-kunstmann/salut-henri-don-witoldo-witold-wirpsza-heinrich-kunstmann-listy-1960-1983/9788324227129.md",
  "binding": "Softcover",
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  "book": {
    "title": "\"Salut Henri! Don Witoldo!\" Witold Wirpsza – Heinrich Kunstmann. Listy 1960-1983",
    "slug": "salut-henri-don-witoldo-witold-wirpsza-heinrich-kunstmann-listy-1960-1983",
    "url": "https://www.kolczanksiazek.pl/heinrich-kunstmann/salut-henri-don-witoldo-witold-wirpsza-heinrich-kunstmann-listy-1960-1983"
  },
  "authors": [
    {
      "name": "Heinrich Kunstmann",
      "slug": "heinrich-kunstmann",
      "url": "https://www.kolczanksiazek.pl/heinrich-kunstmann"
    },
    {
      "name": "Witold Wirpsza",
      "slug": "witold-wirpsza",
      "url": "https://www.kolczanksiazek.pl/witold-wirpsza"
    },
    {
      "name": "Heinrich Kunstmann Witold Wirpsza",
      "slug": "heinrich-kunstmann-witold-wirpsza",
      "url": "https://www.kolczanksiazek.pl/heinrich-kunstmann-witold-wirpsza"
    }
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}