Search History Select to load keywords (dateIssued equals "[2500 TO 2566]") AND (dateIssued equals "[2550 TO 2559]") AND (subject equals "การศึกษานอกระบบโรงเรียน") AND (subject equals "Non-formal education") AND (subject equals "Continuing education") AND (author equals "วรวุฒิ สุภาพ") AND (subject equals "การศึกษาทางเลือก")
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