Search History Select to load keywords (author equals "จิรศักดิ์ สุจริต") AND (author equals "จริยา เล็กประยูร") AND (dateIssued equals "2550") (type equals "Independent Study") AND (dateIssued equals "[2007 TO 2099]") AND (author equals "Yang Liu") AND (subject equals "Economics")
Use filters to refine the search results.