{"last_modified": {"type": "/type/datetime", "value": "2012-06-06T03:11:22.805916"}, "title": "The Penguin Encyclopedia of Popular Music", "created": {"type": "/type/datetime", "value": "2009-12-10T00:13:01.119232"}, "first_publish_date": "May 7, 1991", "latest_revision": 3, "key": "/works/OL2680596W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL391321A"}}], "type": {"key": "/type/work"}, "revision": 3}