{"type": {"key": "/type/edition"}, "title": "La filosof\u00eda de la libertad", "authors": [{"key": "/authors/OL47465A"}, {"key": "/authors/OL12601870A"}], "publish_date": "Jun 01, 2002", "source_records": ["amazon:8489197695"], "number_of_pages": 272, "publishers": ["Editorial Rudolf Steiner S.L."], "isbn_10": ["8489197695"], "isbn_13": ["9788489197695"], "physical_format": "paperback", "full_title": "La filosof\u00eda de la libertad", "covers": [13682894], "works": [{"key": "/works/OL25170728W"}], "key": "/books/OL47240520M", "latest_revision": 4, "revision": 4, "created": {"type": "/type/datetime", "value": "2023-03-20T00:22:38.709798"}, "last_modified": {"type": "/type/datetime", "value": "2024-12-04T14:25:34.255933"}}