{"created": {"type": "/type/datetime", "value": "2009-12-10T21:11:05.785527"}, "subjects": ["Business mathematics"], "latest_revision": 5, "key": "/works/OL7451840W", "title": "Brief business arithmetic", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL2254523A"}}], "type": {"key": "/type/work"}, "last_modified": {"type": "/type/datetime", "value": "2020-09-12T23:16:41.400370"}, "covers": [10026472], "revision": 5}