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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.",
  "title": "Wiara Słowian",
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  "url": "https://www.kolczanksiazek.pl/tomasz-jozef-kosinski/wiara-slowian",
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  "authors": [
    {
      "name": "Tomasz Józef Kosiński",
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      "title": "Wiara Słowian",
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      "url": "https://www.kolczanksiazek.pl/tomasz-jozef-kosinski/wiara-slowian/9788311172968",
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      "publisher_series": [],
      "translators": [],
      "medium": "paper",
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      "narrators": [],
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      "cover_artists": [],
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      "pages": 528,
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    {
      "title": "Wiara Słowian",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/tomasz-jozef-kosinski/wiara-slowian/9788311158610",
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      "duration_seconds": null,
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      "cover_artists": [],
      "isbn": "978-83-1115-861-0",
      "pages": 500,
      "published": "2020-08-12",
      "language": "pl_PL",
      "cover": "https://quivercdn.com/covers/bellona/tomasz-jozef-kosinski/wiara-slowian_978-83-1115-861-0-3ead28c6.jpg?v=2026-09-04%2007%3A47%3A07"
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