{"physical_format": "Hardcover", "last_modified": {"type": "/type/datetime", "value": "2008-08-31 06:09:41.061613"}, "publishers": ["Academic Press Inc.,U.S."], "number_of_pages": 683, "isbn_13": ["9780123999023"], "isbn_10": ["0123999022"], "publish_date": "March 1979", "key": "/b/OL9383969M", "authors": [{"key": "/a/OL1608925A"}], "title": "Analytical Methods for Coal and Coal Products, Vol. 2", "type": {"key": "/type/edition"}, "id": 12652305, "revision": 3}