{"last_modified": {"type": "/type/datetime", "value": "2020-08-11T05:41:54.341638"}, "title": "The natural history of money", "created": {"type": "/type/datetime", "value": "2009-10-23T05:54:12.849755"}, "covers": [6102292], "first_publish_date": "1899", "latest_revision": 8, "key": "/works/OL233471W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2510529A"}}], "dewey_number": ["332.49"], "type": {"key": "/type/work"}, "subjects": ["Money", "Monnaie", "Primitive Money", "Monnaie primitive"], "revision": 8}