Search History Select to load keywords (author equals "วิเชฏฐ์ คนซื่อ") AND (subject equals "กบ") AND (subject equals "สัตว์ครึ่งบกครึ่งน้ำ") AND (dateIssued equals "2555") (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (dateIssued equals "[2500 TO 2564]") AND (subject equals "Mathematics -- Study and teaching (Secondary)") AND (subject equals "ความสามารถทางคณิตศาสตร์")
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