Search History Select to load keywords (type equals "Thesis") AND (dateIssued equals "[2500 TO 2566]") AND (dateIssued equals "[2500 TO 2509]") AND (subject equals "Audio-visual equipment") AND (subject equals "Vocational education") AND (subject equals "โสตทัศนูปกรณ์") (author equals "ลัญฉกร วุฒิสิทธิกุลกิจ") AND (author equals "สมชาย จิตะพันธ์กุล") AND (author equals "เจษฎา ชินรุ่งเรือง") AND (author equals "พสุ แก้วปลั่ง")
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