{"identifiers": {"goodreads": ["3019074"]}, "title": "Metaf\u00edsica: 21 Lecciones Esenciales - Volumen 1", "subtitle": "Lecciones 1-7", "authors": [{"key": "/authors/OL922593A"}, {"key": "/authors/OL3293583A"}], "publish_date": "July 26, 2005", "publishers": ["Serapis Bey Editores, S.A."], "weight": "5.6 ounces", "covers": [2304608], "physical_format": "Paperback", "subjects": ["Werner Schroeder", "Body, Mind & Spirit / General"], "isbn_13": ["9789962801535"], "languages": [{"key": "/languages/spa"}], "isbn_10": ["9962801532"], "oclc_numbers": ["64628308"], "type": {"key": "/type/edition"}, "physical_dimensions": "7.8 x 5.2 x 0.5 inches", "source_records": ["amazon:9962801532"], "key": "/books/OL9748397M", "number_of_pages": 126, "works": [{"key": "/works/OL14985164W"}], "latest_revision": 8, "revision": 8, "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "last_modified": {"type": "/type/datetime", "value": "2025-12-23T23:26:53.690200"}}