Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "ความคิดและการคิด") AND (author equals "ประยูร บุญใช้") AND (dateIssued equals "2544") AND (subject equals "Thought and thinking") AND (subject equals "Problem solving") AND (subject equals "Learning, Psychology of") (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "การแก้ปัญหา") AND (dateIssued equals "[2543 TO 2549]") AND (subject equals "Academic achievement") AND (subject equals "Problem solving") AND (subject equals "Learning, Psychology of") AND (dateIssued equals "2544")
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