{"physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Ladybird Books Ltd"], "type": {"key": "/type/edition"}, "number_of_pages": 32, "id": 14011938, "isbn_13": ["9780721428178"], "isbn_10": ["0721428177"], "publish_date": "March 25, 1999", "key": "/b/OL10536265M", "authors": [{"key": "/a/OL2704497A"}, {"key": "/a/OL1050463A"}], "title": "Number Skills (National Curriculum - Practise)", "contributions": ["Robinson Colin (Illustrator)"], "subjects": ["Arithmetic", "Designed / suitable for National Curriculum"], "revision": 1}