(美)Richard S. Hall[等]著 (美)Richard A. Brualdi著 (美)Richard S. Wright等著 (美)Richard G. Lyons著 (美)Richard Sagor著 (美)Richard Shiavi著 (美)Richard J. Light 著 (美)Richard Blum著 (美)Richard Froom等著 (美)Richard G.Lyons著