并列题名：Study on theory and methods of IT project risk management Study on theory and methods of IT project risk management 并列题名：Studies of theory and application of customs risk management 并列题名：Strategies and methods of Huawei project management 并列题名：Theory and method of airspace management 并列题名：Study on the enterprise legal risk management 并列题名：The theory and method for highway operation management 并列题名：Strategies and methods of Huawei team management 并列题名：Theories and methods of personnel files management 并列题名：Theory and practice of project management