Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "คอมพิวเตอร์ช่วยการสอน") AND (dateIssued equals "[2530 TO 2539]") AND (subject equals "English language -- Study and teaching (Elementary)") AND (subject equals "Programmed instruction") AND (subject equals "Academic achievement")
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