{"languages": [{"key": "/l/ger"}], "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["Oldenbourg Wiss., Mchn."], "number_of_pages": 311, "isbn_13": ["9783486239393"], "isbn_10": ["3486239392"], "publish_date": "January 1, 1996", "key": "/b/OL9542620M", "authors": [{"key": "/a/OL2057299A"}], "title": "Kosten- und Leistungsrechnung.", "type": {"key": "/type/edition"}, "id": 12843865, "revision": 1}