{
  "book": {
    "authors": [
      "David Collins"
    ],
    "authorship": "known",
    "publisher": "Cambridge University Press",
    "title": "Introduction to International Investment Law"
  },
  "cached": true,
  "citations": {
    "apa": "Collins, D. (2016). Introduction to International Investment Law. Cambridge University Press.",
    "bibtex": "@book{isbn9781316868201,\n  title = {Introduction to International Investment Law},\n  author = {{David Collins}},\n  publisher = {Cambridge University Press},\n  year = {2016},\n  language = {eng},\n  isbn = {9781316868201},\n}",
    "chicago": "Collins, David. Introduction to International Investment Law. Cambridge University Press, 2016.",
    "mla": "Collins, David. Introduction to International Investment Law. Cambridge UP, 2016.",
    "wp": "{{cite book |title=Introduction to International Investment Law |author1=David Collins |publisher=Cambridge University Press |year=2016 |language=en |isbn=9781316868201}}"
  },
  "consulted": {
    "answered": 1,
    "consulted": 1,
    "not_asked": 0,
    "not_held": 0
  },
  "found": true,
  "isbn": {
    "input": "9781316868201",
    "isbn13": "9781316868201",
    "normalized": "9781316868201",
    "valid": true
  },
  "ok": true,
  "quality": {
    "state": "partial",
    "omissions": [
      {
        "field": "issued",
        "reason": "missing_evidence"
      },
      {
        "field": "responsibility",
        "reason": "unverified_roles"
      }
    ]
  },
  "supported_styles": [
    "mla",
    "apa",
    "chicago",
    "wp",
    "bibtex"
  ]
}