{"publishers": ["Library Reprints"], "physical_format": "Hardcover", "source_records": ["amazon:0722261489"], "title": "Gregorian Music", "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "isbn_13": ["9780722261484"], "languages": [{"key": "/l/eng"}], "authors": [{"key": "/a/OL2110161A"}], "isbn_10": ["0722261489"], "publish_date": "January 2001", "key": "/b/OL10541254M", "last_modified": {"type": "/type/datetime", "value": "2009-10-21T03:15:31.527530"}, "latest_revision": 2, "subjects": ["General", "Music"], "works": [{"key": "/works/OL193400W"}], "type": {"key": "/type/edition"}, "id": 14020674, "revision": 2}