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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": "Rozwój psychiczny dziecka. Od 0 do 10 lat.",
  "subtitle": null,
  "url": "https://www.kolczanksiazek.pl/sidney-m-baker/rozwoj-psychiczny-dziecka-od-0-do-10-lat/9788374897389",
  "publisher": "Gdańskie Wydawnictwo Psychologiczne (GWP)",
  "publisher_series": [],
  "translators": [],
  "medium": "paper",
  "duration_seconds": null,
  "narrators": [],
  "illustrators": [],
  "cover_artists": [],
  "isbn": "978-83-7489-738-9",
  "pages": 336,
  "published": "2018-01-01",
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  "markdown": "https://www.kolczanksiazek.pl/sidney-m-baker/rozwoj-psychiczny-dziecka-od-0-do-10-lat/9788374897389.md",
  "binding": "Softcover",
  "description": "NAJNOWSZE",
  "book": {
    "title": "Rozwój psychiczny dziecka od 0 do 10 lat",
    "slug": "rozwoj-psychiczny-dziecka-od-0-do-10-lat",
    "url": "https://www.kolczanksiazek.pl/sidney-m-baker/rozwoj-psychiczny-dziecka-od-0-do-10-lat"
  },
  "authors": [
    {
      "name": "Sidney M. Baker",
      "slug": "sidney-m-baker",
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    {
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    {
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