qi ye nei bu kong zhi yu feng xian guan li/: enterprise internal control and risk management, Qi ye nei bu kong zhi yu feng xian guan li/: Enterprise internal control and risk management, qi ye jing ying yu guan li=: enterprise operation and management/ Yan sheng gong ju yu feng xian guan li/: An introduction to derivatives and risk management, yan sheng gong ju yu feng xian guan li/: an introduction to derivatives and risk management,