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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": "Underdogs",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/stephen-leather/underdogs/9781035083343",
  "publisher": "Pan Macmillan",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
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  "cover_artists": [],
  "isbn": "978-10-3508-334-3",
  "pages": null,
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  "cover": "https://quivercdn.com/covers/pan-macmillan/stephen-leather/underdogs_978-10-3508-334-3.webp?v=2026-08-17%2021%3A16%3A25",
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  "markdown": "https://www.kolczanksiazek.pl/stephen-leather/underdogs/9781035083343.md",
  "binding": "Softcover",
  "description": "Buckle up for Underdogs, an adrenaline-fuelled action thriller from the Sunday Times bestselling author of the Spider Shepherd series. Perfect for fans of Lee Child and James Patterson. `He has the uncanny knack of producing plots that are all too real` – DAILY MAIL`A writer at the top of his game`...",
  "book": {
    "title": "Underdogs",
    "slug": "underdogs",
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  "authors": [
    {
      "name": "Stephen Leather",
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