Search History Select to load keywords (dateIssued equals "[2500 TO 2566]") AND (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "ผุสตี ปริยานนท์") AND (author equals "รชตะ มณีอินทร์") AND (author equals "ธงชัย ฐิติภูรี") (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "Academic achievement") AND (subject equals "Mathematics -- Study and teaching (Secondary)") AND (dateIssued equals "[2540 TO 2549]") AND (subject equals "Learning")
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