{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "weight": "4.6 ounces", "publishers": ["Research & Education Association"], "number_of_pages": 96, "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11011303, "isbn_13": ["9780878915811"], "isbn_10": ["0878915818"], "publish_date": "1998", "key": "/b/OL8126847M", "authors": [{"key": "/a/OL1766379A"}], "title": "Essentials of Differential Equations, 1 (Essentials)", "type": {"key": "/type/edition"}, "subjects": ["Differential Equations", "Mathematics", "Science/Mathematics"], "physical_dimensions": "7.5 x 4.8 x 0.5 inches", "revision": 1}