{"type": {"key": "/type/edition"}, "title": "Problemas de adultos. Memoria y concentraci\u00f3n", "authors": [{"key": "/authors/OL12696381A"}], "publish_date": "Apr 23, 2019", "source_records": ["amazon:8417427228"], "number_of_pages": 104, "publishers": ["Ediciones T\u00e9cnicas Rubio - Editorial Rubio", "Editorial Rubio"], "isbn_10": ["8417427228"], "isbn_13": ["9788417427221"], "physical_format": "paperback", "covers": [14092871], "works": [{"key": "/works/OL35106534W"}], "key": "/books/OL47484157M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2023-04-17T13:11:49.366299"}, "last_modified": {"type": "/type/datetime", "value": "2023-04-17T13:11:49.366299"}}