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Kositpimanvech ช, Piampuechana น. GUIDELNES FOR TRANSTOR MATIONAL LEADERSHIP DEVELOPMENT OF PRIVATE SEHOOL IN KHONKAEN PROVINCE. ๋JBER [Internet]. 2022 Apr. 30 [cited 2022 Aug. 13];8(1):70-8. Available from: https://so06.tci-thaijo.org/index.php/jber/article/view/256286