Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "การเรียนการสอนผ่านเว็บ") AND (subject equals "บล็อก") AND (subject equals "Academic achievement") AND (subject equals "Web-based instruction") AND (subject equals "Narcotics -- Study and teaching (Secondary)") (dateIssued equals "[2500 TO 2566]") AND (dateIssued equals "[2530 TO 2539]") AND (author equals "เกื้อ วงศ์บุญสิน") AND (dateIssued equals "2539") AND (author equals "จุฬาลงกรณ์มหาวิทยาลัย. สถาบันประชากรศาสตร์") AND (author equals "วิพรรณ ประจวบเหมาะ รูฟโฟโล") (dateIssued equals "[2500 TO 2566]") AND (dateIssued equals "[2520 TO 2529]") AND (subject equals "การสอน") AND (subject equals "Mathematics -- Study and teaching (Elementary)")
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