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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.",
  "title": "Sign of the Moon",
  "subtitle": null,
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  "url": "https://www.kolczanksiazek.pl/erin-hunter/en/sign-of-the-moon",
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  "markdown": "https://www.kolczanksiazek.pl/erin-hunter/en/sign-of-the-moon.md",
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      "name": "Erin Hunter",
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      "heading": "Literatura dla dzieci i młodzieży"
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    {
      "code": "YFG",
      "heading": "Fantastyka naukowa dla dzieci i młodzieży"
    },
    {
      "code": "YFH",
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  "series": [
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      "name": "Warriors: Omen of the Stars",
      "slug": "warriors-omen-of-the-stars",
      "volume": 4,
      "url": "https://www.kolczanksiazek.pl/erin-hunter/seria/warriors-omen-of-the-stars"
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  "cover": "https://quivercdn.com/covers/harpercollins/erin-hunter/warriors-omen-of-the-stars-4-sign-of-the-moon_978-00-6238-261-0-a443293f.webp?v=2026-10-17%2010%3A08%3A43",
  "description": "Erin Hunter's #1 nationally bestselling Warriors series continues in Warriors: Omen of the Stars—now featuring fierce new art.",
  "editions": [
    {
      "title": "Sign of the Moon",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/erin-hunter/en/sign-of-the-moon/9780062382610",
      "publisher": "HarperCollins",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-00-6238-261-0",
      "pages": 368,
      "published": "2015-12-03",
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  "other_languages": [
    {
      "title": "L'empreinte de la lune",
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    {
      "title": "Znak księżyca",
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      "url": "https://www.kolczanksiazek.pl/adam-blade/znak-ksiezyca"
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    {
      "title": "Знак місяця",
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      "url": "https://www.kolczanksiazek.pl/erin-hanter/uk/znak-misiatsia"
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  "characters": [],
  "chapters": []
}