{"subjects": ["Dewey decimal Classification", "Classification, dewey decimal", "Classification d\u00e9cimale de Dewey"], "key": "/works/OL19367247W", "title": "Learn Dewey Decimal Classification (Edition 21)", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL29178A"}}], "type": {"key": "/type/work"}, "covers": [595696], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2019-03-30T12:10:21.211240"}, "last_modified": {"type": "/type/datetime", "value": "2024-08-21T07:37:42.150718"}}