{
  "type": "book",
  "site": {
    "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.",
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  "subtitle": null,
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  "authors": [
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  "language": "es_AR",
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  "original_language": "en",
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      "heading": "Komiks i powieść graficzna i manga – style i tradycje"
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      "heading": "Powieść graficzna"
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      "code": "XAD",
      "heading": "Komiks – tradycja europejska"
    },
    {
      "code": "XAK",
      "heading": "Komiks – tradycja amerykańska"
    },
    {
      "code": "XQR",
      "heading": "Komiks i powieść graficzna i manga – romans"
    },
    {
      "code": "YF",
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    }
  ],
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      "slug": "heartstopper",
      "volume": 4,
      "url": "https://www.kolczanksiazek.pl/alice-oseman/seria/heartstopper"
    }
  ],
  "cover": "https://quivercdn.com/covers/vr/alice-oseman/heartstopper-4_978-98-7747-747-4.jpg?v=2026-04-17%2011%3A30%3A22",
  "description": "Heartstopper 4 — V&R",
  "editions": [
    {
      "title": "Heartstopper 4",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/alice-oseman/es/heartstopper-4/9789877477474",
      "publisher": "V&R",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-98-7747-747-4",
      "pages": 384,
      "published": null,
      "language": "es_AR",
      "cover": "https://quivercdn.com/covers/vr/alice-oseman/heartstopper-4_978-98-7747-747-4.jpg?v=2026-04-17%2011%3A30%3A22"
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  ],
  "other_languages": [
    {
      "title": "Srdcerváči 4",
      "language": "cs_CZ",
      "url": "https://www.kolczanksiazek.pl/alice-oseman/cs/srdcervaci-4"
    },
    {
      "title": "Heartstopper Volume 4",
      "language": "en_GB",
      "url": "https://www.kolczanksiazek.pl/alice-oseman/en/heartstopper-volume-4"
    },
    {
      "title": "Heartstopper - Tome 4 - Choses sérieuses",
      "language": "fr_FR",
      "url": "https://www.kolczanksiazek.pl/alice-oseman/fr/heartstopper-tome-4-choses-serieuses"
    },
    {
      "title": "Heartstopper – Volume 4",
      "language": "it_IT",
      "url": "https://www.kolczanksiazek.pl/alice-oseman/it/heartstopper-volume-4"
    },
    {
      "title": "Heartstopper. Tom 4",
      "language": "pl_PL",
      "url": "https://www.kolczanksiazek.pl/alice-oseman/heartstopper-tom-4"
    },
    {
      "title": "Heartstopper: De mãos dadas",
      "language": "pt_BR",
      "url": "https://www.kolczanksiazek.pl/alice-oseman/pt/heartstopper-de-maos-dadas"
    },
    {
      "title": "Коли завмирає серце. Книга 4",
      "language": "uk_UA",
      "url": "https://www.kolczanksiazek.pl/elis-osman/uk/koly-zavmyraie-sertse-knyha-4"
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  "characters": [],
  "chapters": []
}