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    "name": "Kołczan Książek",
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    "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.",
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  "publisher": "Niezależna Oficyna Wydawnicza NOWA",
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  "translators": [],
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  "illustrators": [],
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  "binding": "Softcover",
  "description": null,
  "book": {
    "title": "Mróz ze wschodu",
    "slug": "mroz-ze-wschodu",
    "url": "https://www.kolczanksiazek.pl/zdenek-mlynar/mroz-ze-wschodu"
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  "authors": [
    {
      "name": "Zdeněk Mlynář",
      "slug": "zdenek-mlynar",
      "url": "https://www.kolczanksiazek.pl/zdenek-mlynar"
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}