{"lc_classifications": ["LAW"], "key": "/works/OL1388259W", "title": "The development and enforcement of the collective aggreement", "subject_places": ["Canada"], "first_publish_date": "1966", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL142444A"}}], "dewey_number": ["331.8/9/0971"], "type": {"key": "/type/work"}, "subjects": ["Collective labor agreements"], "covers": [14944166], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-09T21:17:59.411013"}, "last_modified": {"type": "/type/datetime", "value": "2025-04-30T09:01:02.728243"}}