{"languages": [{"key": "/l/eng"}], "physical_format": "Audio Cassette", "weight": "6.4 ounces", "publishers": ["Audio Book Contractors, Inc."], "type": {"key": "/type/edition"}, "title": "The Peterkin Papers (Classic Books on Cassettes Collection) (Classic Books on Cassettes Collection)", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 12752370, "isbn_13": ["9781556851025"], "isbn_10": ["1556851022"], "publish_date": "January 1991", "key": "/b/OL9466031M", "authors": [{"key": "/a/OL581500A"}], "contributions": ["Flo Gibson (Narrator) (Reader)"], "subjects": ["Juvenile Fiction", "Children's Audio - 9-12", "Children: Grades 4-6", "Classics", "Audio - Children's Classics"], "physical_dimensions": "7 x 5.5 x 1.2 inches", "revision": 1}