{"isbn_13": ["9780837337227"], "physical_format": "Paperback", "weight": "12.6 ounces", "languages": [{"key": "/l/eng"}], "publishers": ["National Learning Corp"], "title": "Precis of Postal Manual(U.S.P.S.) (General Aptitude and Abilities Series)", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11130232, "edition_name": "Spi edition", "isbn_10": ["0837337224"], "publish_date": "February 1997", "key": "/b/OL8219946M", "authors": [{"key": "/a/OL1873431A"}], "type": {"key": "/type/edition"}, "subjects": ["General", "Public Policy - Social Services & Welfare", "Reference", "Family / Parenting / Childbirth"], "physical_dimensions": "11 x 8.8 x 0.4 inches", "revision": 1}