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Fuadi, Muhammad Irjaul, and Fatkhur Rohman. “Teacher Competency Development Management in Mts Istiqlal Deli Tua Serdang Regency”. Edumaspul: Jurnal Pendidikan 7, no. 1 (March 21, 2023). Accessed April 5, 2026. https://jurnal.unimen.cloud/index.php/maspuljr/article/view/5846.