{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "weight": "1.6 ounces", "publishers": ["Research & Education Association"], "number_of_pages": 64, "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11011319, "isbn_13": ["9780878915880"], "isbn_10": ["0878915885"], "publish_date": "November 1987", "key": "/b/OL8126850M", "authors": [{"key": "/a/OL1766379A"}], "title": "The Essentials of Electromagnetics II (Essentials)", "type": {"key": "/type/edition"}, "subjects": ["Engineering - Electrical & Electronic", "Technology & Industrial Arts", "Science/Mathematics", "Counseling - Vocational Guidance", "Communications engineering / telecommunications", "Electricity, magnetism & electromagnetism"], "physical_dimensions": "7.9 x 5.2 x 0.5 inches", "revision": 1}