Revisit to the theories and practices of case study Theories and practice of area studies Theories and practice of poetry study 并列题名：Theories and practice of area studies 并列题名：Theories and practice of poetry study 并列题名：Study on the theories and practices of highway stock companies Research on the theories and practices of regional mutual development Study on the theories and practices of highway stock companies based on fiscal theories and practices of China and Russia core of theories and case study