Athathamedhe พ, Siritharo พ. STUDY OF DUTIYA-PĀPAṆIKA-SUTTA-ORIENTED LEADERSHIP OF PHRAPARIYATTIDHAMMA SCHOOL ADMINISTRATORS IN LOEI PROVINCE . researchjournal [Internet]. 2022 Jul. 10 [cited 2026 Nov. 10];2(5):1-11. Available from: https://ojs.mbuslc.ac.th/index.php/srj/article/view/97