{"physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-09-13 05:47:40.490287"}, "publishers": ["Franklin Watts Ltd"], "number_of_pages": 32, "id": 12718590, "isbn_13": ["9780749601553"], "isbn_10": ["0749601558"], "publish_date": "May 31, 1990", "key": "/b/OL9437434M", "authors": [{"key": "/a/OL1284353A"}], "title": "Battle Tanks (How It Works)", "type": {"key": "/type/edition"}, "subjects": ["Transport technologies", "Warfare & defence", "For National Curriculum Key Stage 2", "For National Curriculum Key Stage 3"], "revision": 2}