{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "weight": "1.8 pounds", "publishers": ["Reprint Services Corp"], "number_of_pages": 424, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 12619523, "isbn_13": ["9780781228794"], "isbn_10": ["0781228794"], "publish_date": "March 1992", "key": "/b/OL9355776M", "authors": [{"key": "/a/OL215846A"}], "title": "Essays on the Constitution (Notable American Authors Series)", "type": {"key": "/type/edition"}, "subjects": ["Literature", "Politics/International Relations"], "physical_dimensions": "9.1 x 6.2 x 1.3 inches", "revision": 1}