{"languages": [{"key": "/l/eng"}], "physical_format": "Audio Cassette", "subtitle": "a Self-Portrait", "weight": "5.9 ounces", "publishers": ["HarperAudio"], "type": {"key": "/type/edition"}, "title": "John F. Kennedy", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11195123, "isbn_13": ["9780898457988"], "isbn_10": ["089845798X"], "publish_date": "January 1, 1988", "key": "/b/OL8270014M", "authors": [{"key": "/a/OL2629761A"}], "contributions": ["Kennedy John F. (Narrator)"], "subjects": ["Presidents & Heads of State", "United States - 20th Century", "Biography & Autobiography / Presidents", "Audio Adult: Other", "Abridged Audio - Autobiography/Biography", "Unabridged Audio - Autobiography/Biography"], "physical_dimensions": "7 x 4.5 x 0.8 inches", "revision": 1}