{"title": "Serbo-Croatian (Language/30)", "publishers": ["Audio-Forum"], "physical_format": "Audio cassette", "isbn_13": ["9781860137419"], "isbn_10": ["1860137415"], "type": {"key": "/type/edition"}, "source_records": ["amazon:1860137415"], "key": "/books/OL8625331M", "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2008-04-30T08:14:56.482104"}, "last_modified": {"type": "/type/datetime", "value": "2026-01-23T00:30:51.373938"}}