{"isbn_13": ["9780582239272"], "physical_format": "Paperback", "weight": "1.2 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["Addison Wesley Publishing Company"], "number_of_pages": 334, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 13162804, "edition_name": "2nd edition", "isbn_10": ["0582239273"], "publish_date": "October 1996", "key": "/b/OL9812531M", "authors": [{"key": "/a/OL1078039A"}], "title": "Understanding Maps", "type": {"key": "/type/edition"}, "subjects": ["Cartography, geodesy & geographic information systems (GIS)", "Maps, charts & atlases", "Atlases - General", "Earth Sciences - Geography", "Cartography", "Science", "Politics/International Relations"], "physical_dimensions": "9.2 x 6.2 x 0.7 inches", "revision": 1}