{"physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Prentice Hall International Paperback Editions"], "number_of_pages": 432, "id": 13462539, "isbn_13": ["9780130442239"], "isbn_10": ["0130442232"], "publish_date": "April 30, 1992", "key": "/b/OL10076357M", "authors": [{"key": "/a/OL2650018A"}], "title": "Applied Digital Control", "type": {"key": "/type/edition"}, "subjects": ["Automatic control engineering", "Circuits & components", "Digital control systems"], "revision": 1}