{"languages": [{"key": "/l/spa"}], "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 20:50:18.033121"}, "publishers": ["Santillana"], "number_of_pages": 175, "isbn_13": ["9781575812090"], "isbn_10": ["1575812096"], "publish_date": "2000", "key": "/b/OL12236230M", "title": "Lectura y Comunicacion 9 (Serie Siglo XX1)", "type": {"key": "/type/edition"}, "id": 16114503, "revision": 1}