{"lc_classifications": ["E169.1 .K25"], "key": "/works/OL3618012W", "title": "Amerika, in didaktischer Perspektive", "subject_places": ["United States"], "first_publish_date": "1978", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL615379A"}}], "dewey_number": ["973"], "type": {"key": "/type/work"}, "subjects": ["Civilization", "United states, civilization"], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-10T04:00:03.337277"}, "last_modified": {"type": "/type/datetime", "value": "2023-09-17T10:50:35.005221"}}