{"languages": [{"key": "/l/eng"}], "subtitle": "A Unified Approach", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 13:35:46.87638"}, "publishers": ["Prentice Hall PTR"], "number_of_pages": 608, "isbn_13": ["9780130930033"], "isbn_10": ["0130930032"], "publish_date": "December 11, 2001", "key": "/b/OL7334042M", "authors": [{"key": "/a/OL582545A"}, {"key": "/a/OL2651578A"}], "title": "Principles of Wireless Networks", "type": {"key": "/type/edition"}, "id": 9996622, "revision": 1}