Search History Select to load keywords (author equals "ชัชวาล ใจซื่อกุล") AND (author equals "มาลินี ฉัตรมงคลกุล") AND (author equals "จิรารัช กิตนะ") AND (subject equals "Biodiversity") AND (subject equals "Biodiversity conservation") (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (dateIssued equals "[1982 TO 1999]") AND (subject equals "Thammasat University -- Students") AND (dateIssued equals "1982") AND (author equals "Manop Hotrakul")
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