6 元券9780385489676印刷KindsPower¥1540去看看上海外文图书音像专营店发布了按需印刷Kinds of Power[9780385489676]5 元券9780385489676IntelligentGuideKinds¥1690去看看澜瑞图书专营店发布了【4周达】Kinds of Power: A Guide to its Intelligent Uses [9780385489676]