{
  "type": "book",
  "site": {
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    "language": "en-US",
    "url": "https://www.bookquiver.com"
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  "formats": "Every page has two versions with the same data: JSON (the page address + .json) and markdown (the page address + .md). Append .json or .md to any `url` in this document.",
  "title": "Unnatural Causes",
  "subtitle": null,
  "slug": "unnatural-causes",
  "url": "https://www.bookquiver.com/p-d-james/unnatural-causes",
  "json": "https://www.bookquiver.com/p-d-james/unnatural-causes.json",
  "markdown": "https://www.bookquiver.com/p-d-james/unnatural-causes.md",
  "authors": [
    {
      "name": "P. D. James",
      "slug": "p-d-james",
      "url": "https://www.bookquiver.com/p-d-james"
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    {
      "name": "Penelope Dellaporta",
      "slug": "penelope-dellaporta",
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  "language": "en_US",
  "original_title": null,
  "original_language": null,
  "first_published": "2008-12-09",
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    {
      "code": "FF",
      "heading": "Crime and / or mystery fiction"
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  "series": [],
  "cover": "https://quivercdn.com/covers/random-house-audio/pd-james/unnatural-causes_978-14-1595-942-8.jpg?v=2026-06-19%2012%3A59%3A31",
  "description": "Award-winning author P. D. James third mystery in her bestselling series featuring Scotland Yard investigator Adam Dalgliesh is now available on CD! Maurice Seton was a famous mystery writer–but...",
  "editions": [
    {
      "title": "Unnatural Causes",
      "subtitle": null,
      "url": "https://www.bookquiver.com/p-d-james/unnatural-causes/9781415959428",
      "publisher": "Random House Audio",
      "translators": [],
      "medium": "audio",
      "duration_seconds": null,
      "narrators": [],
      "illustrators": [],
      "cover_artists": [],
      "isbn": "978-14-1595-942-8",
      "pages": null,
      "published": "2008-12-09",
      "language": "en_US",
      "cover": "https://quivercdn.com/covers/random-house-audio/pd-james/unnatural-causes_978-14-1595-942-8.jpg?v=2026-06-19%2012%3A59%3A31"
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  "other_languages": [
    {
      "title": "CAUSAS NADA NATURAIS",
      "language": "pt_BR",
      "url": "https://www.bookquiver.com/pd-james/pt/causas-nada-naturais"
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  ],
  "characters": [],
  "chapters": []
}