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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": "His Master's Voice",
  "subtitle": null,
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      "url": "https://www.kolczanksiazek.pl/stanislaw-lem"
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      "code": "FL",
      "heading": "Fantastyka naukowa (science fiction)"
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      "code": "FYT",
      "heading": "Proza w przekładzie"
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  "series": [],
  "cover": "https://quivercdn.com/covers/the-mit-press/stanislaw-lem/his-masters-voice_978-02-6253-845-9-56c770f3.webp?v=2026-10-30%2008%3A34%3A39",
  "description": "Scientists must decode a message from intelligent beings in outer space in this classic science fiction tale by the legendary author of Solaris. “The universe is still struggling to catch up with...",
  "editions": [
    {
      "title": "His Master's Voice",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/stanislaw-lem/en/his-masters-voice/9780262538459",
      "publisher": "The MIT Press",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
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      "narrators": [],
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      "title": "Die Stimme des Herrn",
      "language": "de_DE",
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    },
    {
      "title": "La voce del padrone",
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    },
    {
      "title": "Głos Pana",
      "language": "pl_PL",
      "url": "https://www.kolczanksiazek.pl/stanislaw-lem/glos-pana"
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    {
      "title": "A Voz do Dono",
      "language": "pt_PT",
      "url": "https://www.kolczanksiazek.pl/stanislaw-lem/pt/a-voz-do-dono"
    }
  ],
  "characters": [],
  "chapters": []
}