{"physical_format": "Hardcover", "weight": "8.5 ounces", "publishers": ["Evans Brothers Ltd"], "type": {"key": "/type/edition"}, "number_of_pages": 31, "last_modified": {"type": "/type/datetime", "value": "2008-09-07 15:07:59.363891"}, "id": 12946613, "isbn_13": ["9780237526696"], "isbn_10": ["0237526697"], "publish_date": "February 29, 2004", "key": "/b/OL9628806M", "authors": [{"key": "/a/OL1388656A"}], "title": "Batty Betty's Spells (Zig Zag)", "contributions": ["Belinda Worsley (Illustrator)"], "subjects": ["English language early readers", "For National Curriculum Key Stage 1", "Children: Kindergarten"], "physical_dimensions": "8.3 x 5.9 x 0.5 inches", "revision": 3}