{"languages": [{"key": "/l/ger"}], "physical_format": "Hardcover", "weight": "3.8 pounds", "publishers": ["Klett-Cotta /J. G. Cotta'sche Buchhandlung Nachfo"], "number_of_pages": 373, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "isbn_13": ["9783608911695"], "isbn_10": ["3608911693"], "publish_date": "May 1, 1994", "key": "/b/OL9832162M", "authors": [{"key": "/a/OL2762482A"}], "title": "Kaiser Friedrich der Zweite.", "type": {"key": "/type/edition"}, "id": 13185019, "physical_dimensions": "9.7 x 6.7 x 3.3 inches", "revision": 1}