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หยวกกุล ศ, พูลพุทธา อ, ซุยกระเดื่อง อ. Problems of Secondary School Teachers of Social Studies, Religion and Culture Department in Nongbua Lamphu Province for Implementing the Basic Education Core Curriculum B.E. 2551 (A.D. 2008). J Roi Et [Internet]. 2019 Apr. 29 [cited 2024 Mar. 29];13(1):49-58. Available from: https://so03.tci-thaijo.org/index.php/reru/article/view/185942