Search History Select to load keywords (dateIssued equals "[2500 TO 2566]") AND (dateIssued equals "[2530 TO 2539]") AND (subject equals "การสอน") AND (subject equals "ครูประถมศึกษา") (dateIssued equals "[2500 TO 2566]") AND (author equals "วรณพ วิยกาญจน์") AND (subject equals "Biodiversity conservation")
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