{"languages": [{"key": "/l/eng"}], "physical_format": "Unknown Binding", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "publishers": ["National Geographic Society"], "number_of_pages": 12, "id": 14728888, "isbn_13": ["9780792287452"], "isbn_10": ["0792287452"], "publish_date": "2001", "key": "/b/OL11151860M", "authors": [{"key": "/a/OL3557653A"}], "title": "The key to maps (National Geographic windows on literacy)", "type": {"key": "/type/edition"}, "subjects": ["Children's atlases", "Juvenile literature", "Maps", "Readers (Primary)"], "revision": 1}