Search History Select to load keywords (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "ธฤษวรรณ ไตรจิตร์") AND (subject equals "Frogs -- Reproduction") (subject equals "Social Sciences") AND (subject equals "Public administration and defence; compulsory social security") AND (subject equals "Basic / broad general programmes") AND (dateIssued equals "2565")
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