{"first_publish_date": "1990", "last_modified": {"type": "/type/datetime", "value": "2020-11-12T14:57:20.435969"}, "title": "Proposed quidelines for statistical adjustment of the 1990 census", "created": {"type": "/type/datetime", "value": "2009-12-10T03:54:40.708507"}, "subject_places": ["United States"], "lc_classifications": ["KF27 .P632 1990"], "latest_revision": 3, "key": "/works/OL3582468W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL605415A"}}], "dewey_number": ["353.0081/9"], "type": {"key": "/type/work"}, "subjects": ["Census, 21st, 1990", "Methodology", "Census undercounts", "Census, 1990"], "revision": 3}