{"weight": "13.6 ounces", "latest_revision": 2, "contributions": ["Gilbert Held (Editor)"], "id": 12507173, "first_sentence": {"type": "/type/text", "value": "In the preface we noted that a router's access list is a network's first line of defense."}, "source_records": ["amazon:0072123354:o-5:1447160002:233209", "amazon:0072123354:6:1085915130:236758"], "title": "Cisco Access Lists Field Guide", "languages": [{"key": "/l/eng"}], "subjects": ["Computer Communications & Networking", "Systems management", "Networking - Network Protocols", "Computers - Computer Security", "Cryptography/Access Control", "Data Transmission Standards And Protocols", "Security - General", "Computers", "Computers - Communications / Networking", "Networking - General", "Computer Books: Integrated Systems", "Hardware - Network Hardware", "Security", "Security measures", "Access control", "Computer networks"], "type": {"key": "/type/edition"}, "physical_dimensions": "8.7 x 5.9 x 0.4 inches", "revision": 2, "publishers": ["Osborne/McGraw-Hill"], "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2009-10-26T00:31:05.899395"}, "key": "/b/OL9256849M", "authors": [{"key": "/a/OL2635791A"}], "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "number_of_pages": 288, "isbn_13": ["9780072123357"], "isbn_10": ["0072123354"], "publish_date": "March 30, 2000", "works": [{"key": "/works/OL281956W"}]}