{
  "type": "book",
  "site": {
    "name": "Kołczan Książek",
    "language": "pl-PL",
    "url": "https://www.kolczanksiazek.pl"
  },
  "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": "28 days Keto. A complete guide to living the keto lifestyle easily wer. angielska",
  "subtitle": null,
  "slug": "28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska",
  "url": "https://www.kolczanksiazek.pl/lisa-butterworth/28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska",
  "json": "https://www.kolczanksiazek.pl/lisa-butterworth/28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska.json",
  "markdown": "https://www.kolczanksiazek.pl/lisa-butterworth/28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska.md",
  "authors": [
    {
      "name": "Lisa Butterworth",
      "slug": "lisa-butterworth",
      "url": "https://www.kolczanksiazek.pl/lisa-butterworth"
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    {
      "name": "Caroline Hwang",
      "slug": "caroline-hwang",
      "url": "https://www.kolczanksiazek.pl/caroline-hwang"
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  "language": "pl_PL",
  "original_title": null,
  "original_language": null,
  "first_published": "2025-01-01",
  "genres": [],
  "series": [],
  "cover": "https://quivercdn.com/covers/smith-street-books/lisa-butterworth/28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska_978-19-2304-957-4.webp?v=2026-08-07%2022%3A19%3A45",
  "description": "A 28-day plan to help you achieve ketosis easily and enjoy the benefits of a keto lifestyle. Embarking on a new diet can be daunting, especially if it means drastically changing what you eat and having to cook with ingredients that might be unfamiliar to you. 28 Days Keto takes the stress out of...",
  "editions": [
    {
      "title": "28 days Keto. A complete guide to living the keto lifestyle easily wer. angielska",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/lisa-butterworth/28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska/9781923049574",
      "publisher": "Smith Street Books",
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-19-2304-957-4",
      "pages": 192,
      "published": "2025-01-01",
      "language": "pl_PL",
      "cover": "https://quivercdn.com/covers/smith-street-books/lisa-butterworth/28-days-keto-a-complete-guide-to-living-the-keto-lifestyle-easily-wer-angielska_978-19-2304-957-4.webp?v=2026-08-07%2022%3A19%3A45"
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  "other_languages": [],
  "characters": [],
  "chapters": []
}