{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Tandem Library"], "title": "Puzzle Castle (Young Puzzles)", "id": 12619494, "isbn_13": ["9780613742948"], "isbn_10": ["061374294X"], "publish_date": "January 1993", "key": "/b/OL9356021M", "authors": [{"key": "/a/OL2725476A"}], "type": {"key": "/type/edition"}, "subjects": ["Games & Activities - Puzzles", "Juvenile Nonfiction", "Children's 4-8 - Games / Gamebooks", "Children's Books/Ages 4-8 Nonfiction"], "revision": 1}