{
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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": "Selected problems of Development of Polish Regions in the Perspective of 2020",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/artur-j-kukula/selected-problems-of-development-of-polish-regions-in-the-perspective-of-2020/9788380611931",
  "publisher": "Katolicki Uniwersytet Lubelski, KUL",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-83-8061-193-1",
  "pages": 220,
  "published": "2016-12-01",
  "language": "pl_PL",
  "cover": "https://quivercdn.com/covers/katolicki-uniwersytet-lubelski-kul/artur-j-kukula/selected-problems-of-development-of-polish-regions-in-the-perspective-of-2020_978-83-8061-193-1-49933df1.jpg?v=2026-08-29%2022%3A21%3A39",
  "json": "https://www.kolczanksiazek.pl/artur-j-kukula/selected-problems-of-development-of-polish-regions-in-the-perspective-of-2020/9788380611931.json",
  "markdown": "https://www.kolczanksiazek.pl/artur-j-kukula/selected-problems-of-development-of-polish-regions-in-the-perspective-of-2020/9788380611931.md",
  "binding": "Softcover",
  "description": "Selected problems of Development of Polish Regions in the Perspective of 2020.",
  "book": {
    "title": "Selected problems of Development of Polish Regions in the Perspective of 2020",
    "slug": "selected-problems-of-development-of-polish-regions-in-the-perspective-of-2020",
    "url": "https://www.kolczanksiazek.pl/artur-j-kukula/selected-problems-of-development-of-polish-regions-in-the-perspective-of-2020"
  },
  "authors": [
    {
      "name": "Artur J. Kukuła",
      "slug": "artur-j-kukula",
      "url": "https://www.kolczanksiazek.pl/artur-j-kukula"
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}