{"title": "Manual de mantenimiento de cisternas, tinacos y fosas s\u00e9pticas", "covers": [5247368, 6873250], "key": "/works/OL8697875W", "authors": [{"author": {"key": "/authors/OL2943201A"}, "type": {"key": "/type/author_role"}}], "type": {"key": "/type/work"}, "subjects": ["Plomer\u00eda", "Tanques", "Manuales", "Cisterns", "Handbooks, manuals", "Plumbing", "Fosas s\u00e9pticas", "Septic tanks"], "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2009-12-10T23:09:17.847986"}, "last_modified": {"type": "/type/datetime", "value": "2025-09-04T06:50:33.724377"}}