Search History Select to load keywords (type equals "Thesis") AND (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "นักเรียนมัธยมศึกษา") AND (dateIssued equals "[2520 TO 2529]") AND (subject equals "Scientific attitude") AND (author equals "ราตรี อิ้วสวัสดิ์")
Use filters to refine the search results.