{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "subtitle": "1998 (Serial)", "weight": "3.2 ounces", "publishers": ["Sporting News"], "number_of_pages": 103, "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "id": 11143183, "isbn_13": ["9780892045952"], "isbn_10": ["0892045957"], "publish_date": "March 1998", "key": "/b/OL8229800M", "authors": [{"key": "/a/OL2886869A"}], "title": "Official Baseball Rules", "type": {"key": "/type/edition"}, "subjects": ["Sports", "Sports & Recreation", "Baseball - General", "Rules", "Baseball"], "physical_dimensions": "6.5 x 4.8 x 0.2 inches", "revision": 1}