{
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    "name": "Kołczan Książek",
    "language": "pl-PL",
    "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": "How to Develop Your Presentation Skills",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/theobald-theo/how-to-develop-your-presentation-skills/9781398622616",
  "publisher": "Kogan Page",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-13-9862-261-6",
  "pages": 184,
  "published": "2026-01-01",
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/kogan-page/theobald-theo/how-to-develop-your-presentation-skills_978-13-9862-261-6.webp?v=2026-08-18%2003%3A31%3A55",
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  "markdown": "https://www.kolczanksiazek.pl/theobald-theo/how-to-develop-your-presentation-skills/9781398622616.md",
  "binding": "Softcover",
  "description": "Provides step-by-step advice to prepare effectively and nail that presentation. This quick and easy guide provides a practical toolkit for developing a winning presentation and improving your confidence. Complete with case studies and expert input to help you avoid disaster, Develop Your...",
  "book": {
    "title": "How to Develop Your Presentation Skills",
    "slug": "how-to-develop-your-presentation-skills",
    "url": "https://www.kolczanksiazek.pl/theobald-theo/how-to-develop-your-presentation-skills"
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  "authors": [
    {
      "name": "Theobald Theo",
      "slug": "theobald-theo",
      "url": "https://www.kolczanksiazek.pl/theobald-theo"
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}