{"title": "Historia de Estados Unidos, 1607-1992 / The Limits of Liberty, American History 1607-1992", "created": {"type": "/type/datetime", "value": "2009-12-10T22:17:46.841539"}, "covers": [3327283], "last_modified": {"type": "/type/datetime", "value": "2012-06-21T16:35:37.326143"}, "latest_revision": 3, "key": "/works/OL8009811W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2666622A"}}], "type": {"key": "/type/work"}, "revision": 3}