(美)Richard Lemarchand著 (美)Richard Petersen著 (美)Richard Ambron原著 (美)Richard D.Parsons著 (美)Richard Haberman著 (美)Richard Kahn著 (美)Richard Yevich等著 (美)Richard S.Sharf著 (美)Richard A.Bartle编著 (美)Richard Beaubien张超著