Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (dateIssued equals "[2000 TO 2099]") AND (author equals "Sarapol Chirasawadi") (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "นักเรียนมัธยมศึกษา") AND (subject equals "Environmental sciences")
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