{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "subtitle": "Planning & Production", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "publishers": ["Amer Library Assn"], "number_of_pages": 72, "id": 11136769, "isbn_13": ["9780838973240"], "isbn_10": ["0838973248"], "publish_date": "August 1989", "key": "/b/OL8224212M", "title": "Preservation Microfilming", "type": {"key": "/type/edition"}, "subjects": ["Preservation Of Library Materials", "Preservation microfilming", "Books on microfilm", "Congresses", "Standards"], "revision": 1}