BIB-540

{
  "540": {
    "ind1": " ",
    "ind2": " ",
    "subfields": [
      {
        "a": "Current copyright fee: GBP12.50"
      },
      {
        "c": "19"
      }
    ]
  }
}

{
  "mainEntity": {
    "@type": "Instance",
    "usageAndAccessPolicy": [
      {
        "@type": "UsePolicy",
        "label": "Current copyright fee: GBP12.50",
        "source": {
          "@type": "Source",
          "label": "19"
        }
      }
    ]
  }
}

[
  {
    "540": {
      "ind1": " ",
      "ind2": " ",
      "subfields": [
        {
          "a": "YYYY"
        }
      ]
    }
  },
  {
    "540": {
      "ind1": " ",
      "ind2": " ",
      "subfields": [
        {
          "a": "XXXX"
        }
      ]
    }
  }
]

{
  "mainEntity": {
    "@type": "Instance",
    "usageAndAccessPolicy": [
      {
        "@type": "UsePolicy",
        "label": "YYYY"
      },
      {
        "@type": "UsePolicy",
        "label": "XXXX"
      }
    ]
  }
}

{
  "540": {
    "ind1": " ",
    "ind2": " ",
    "subfields": [
      {
        "a": "CC0 1.0 universell"
      },
      {
        "u": "http://creativecommons.org/publicdomain/zero/1.0/"
      }
    ]
  }
}

{
  "mainEntity": {
    "@type": "Instance",
    "usageAndAccessPolicy": [
      {
        "@id": "http://creativecommons.org/publicdomain/zero/1.0/",
        "@type": "License",
        "titleByLang": {
          "en": "CC0 1.0 Universal",
          "sv": "CC0 1.0 universell"
        }
      }
    ]
  }
}