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 (dateIssued equals "2529") AND (subject equals "วิทยาศาสตร์สิ่งแวดล้อม") AND (subject equals "ทัศนคติเชิงวิทยาศาสตร์") AND (subject equals "High school students")
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