Search History Select to load keywords (subject equals "Social Sciences") AND (dateIssued equals "[2500 TO 2566]") AND (dateIssued equals "2564") AND (subject equals "Mathematics -- Study and teaching (Secondary)") AND (subject equals "Concepts") AND (author equals "สุธารัตน์ สมรรถการ") AND (subject equals "ความคิดรวบยอด") (dateIssued equals "[2500 TO 2566]") AND (subject equals "การสอนด้วยสื่อ") AND (dateIssued equals "[2510 TO 2519]") AND (subject equals "วิทยาศาสตร์ -- การศึกษาและการสอน") AND (dateIssued equals "2515")
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