{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "weight": "11.2 ounces", "publishers": ["American Psychological Association (APA)"], "number_of_pages": 205, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 12843806, "isbn_13": ["9781557982629"], "isbn_10": ["1557982627"], "publish_date": "January 1994", "key": "/b/OL9542209M", "authors": [{"key": "/a/OL840633A"}, {"key": "/a/OL2663645A"}, {"key": "/a/OL533498A"}], "title": "Sleep and Cognition", "type": {"key": "/type/edition"}, "subjects": ["General", "Cognition & cognitive psychology", "Sleep & dreams", "Psychology"], "physical_dimensions": "9.2 x 6.5 x 0.8 inches", "revision": 1}