{
  "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": "The 30g Plan wer. angielska",
  "subtitle": null,
  "slug": "the-30g-plan-wer-angielska",
  "url": "https://www.kolczanksiazek.pl/emma-bardwell/the-30g-plan-wer-angielska",
  "json": "https://www.kolczanksiazek.pl/emma-bardwell/the-30g-plan-wer-angielska.json",
  "markdown": "https://www.kolczanksiazek.pl/emma-bardwell/the-30g-plan-wer-angielska.md",
  "authors": [
    {
      "name": "Emma Bardwell",
      "slug": "emma-bardwell",
      "url": "https://www.kolczanksiazek.pl/emma-bardwell"
    }
  ],
  "language": "pl_PL",
  "original_title": null,
  "original_language": null,
  "first_published": "2025-01-01",
  "genres": [],
  "series": [],
  "cover": "https://quivercdn.com/covers/vermilion/emma-bardwell/the-30g-plan-wer-angielska_978-17-8504-569-1.webp?v=2026-08-17%2003%3A26%3A31",
  "description": "THE SUNDAY TIMES BESTSELLERThe simple and sustainable route to weight loss. For many of us, losing weight can be a real battle - yo yo-ing from one extreme diet to another and never finding an approach that we can (and want to) apply long-term. Until now. The 30g Plan reveals that by balancing 30...",
  "editions": [
    {
      "title": "The 30g Plan wer. angielska",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/emma-bardwell/the-30g-plan-wer-angielska/9781785045691",
      "publisher": "vermilion",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-17-8504-569-1",
      "pages": 288,
      "published": "2025-01-01",
      "language": "pl_PL",
      "cover": "https://quivercdn.com/covers/vermilion/emma-bardwell/the-30g-plan-wer-angielska_978-17-8504-569-1.webp?v=2026-08-17%2003%3A26%3A31"
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  "other_languages": [],
  "characters": [],
  "chapters": []
}