{"subjects": ["Force and energy", "Juvenile literature", "Force and energy, juvenile literature"], "key": "/works/OL5724378W", "title": "Forms of energy", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1392098A"}}], "type": {"key": "/type/work"}, "covers": [10345662, 9134830, 11634023], "latest_revision": 7, "revision": 7, "created": {"type": "/type/datetime", "value": "2009-12-10T11:09:25.227281"}, "last_modified": {"type": "/type/datetime", "value": "2022-09-29T17:44:10.823032"}}