{"last_modified": {"type": "/type/datetime", "value": "2020-09-18T18:05:55.384823"}, "title": "Migratory labor in American agriculture", "created": {"type": "/type/datetime", "value": "2009-12-10T21:12:20.750097"}, "subjects": ["Mexicans", "Agricultural laborers", "Migrant labor"], "latest_revision": 2, "key": "/works/OL7463129W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2260327A"}}], "type": {"key": "/type/work"}, "revision": 2}