{"physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Hodder Wayland"], "number_of_pages": 32, "id": 12829473, "isbn_13": ["9780850788297"], "isbn_10": ["0850788293"], "publish_date": "December 31, 1986", "key": "/b/OL9530963M", "authors": [{"key": "/a/OL711186A"}], "title": "Helicopters (Topics)", "type": {"key": "/type/edition"}, "subjects": ["Technology & Applied Sciences", "For National Curriculum Key Stage 2"], "revision": 1}