{"physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Ladybird Books Ltd"], "number_of_pages": 52, "isbn_13": ["9780721400433"], "isbn_10": ["0721400434"], "publish_date": "October 1967", "key": "/b/OL10535112M", "authors": [{"key": "/a/OL2796073A"}], "title": "Ladybird Basic Arithmetic Series (The Ladybird Basic Arithmetic Series)", "type": {"key": "/type/edition"}, "id": 14011987, "revision": 1}