{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "subtitle": "Ruler of Ancient Mali (Historical Biographies)", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Tandem Library"], "title": "Mansa Musa", "id": 12843862, "isbn_13": ["9780613902779"], "isbn_10": ["0613902777"], "publish_date": "September 2003", "key": "/b/OL9541922M", "authors": [{"key": "/a/OL1430213A"}], "type": {"key": "/type/edition"}, "subjects": ["Biography & Autobiography - Historical", "History - Ancient", "Juvenile Nonfiction", "Children's Books/Ages 4-8 Nonfiction", "Children's 4-8 - Biography / Autobiography"], "revision": 1}