{"isbn_13": ["9780071446839"], "last_modified": {"type": "/type/datetime", "value": "2008-04-29 13:35:46.87638"}, "languages": [{"key": "/l/eng"}], "publishers": ["McGraw-Hill"], "number_of_pages": 272, "first_sentence": {"type": "/type/text", "value": "Recent research has shown that the root causes of most people's depression are childhood trauma and abuse and the real or perceived fear of abandonment."}, "isbn_10": ["0071446834"], "publish_date": "January 19, 2005", "key": "/b/OL7300816M", "authors": [{"key": "/a/OL1431481A"}, {"key": "/a/OL2636874A"}], "title": "Creating Optimism", "type": {"key": "/type/edition"}, "id": 9949775, "revision": 1}