Food contamination monitoring and control in theory and practice 并列题名：Food contamination monitoring and control in theory and practice Risk management & internal control theory and practice Biological monitoring:Basic theory and practice adult and continuing education theory and practice Coaching and mentoring supervision: theory and practice Research on inflation monitoring and control in China 并列题名：Risk management & internal control theory and practice Statistical process control theory and practice 并列题名：Coaching and mentoring supervision: theory and practice