Mawar Y Silalahi, Amelia Vega Pakpahan, and Helena Turnip. “Kompetensi Profesional Guru Pendidikan Agama Kristen”. Journal of Cross Knowledge 1, no. 02 (September 22, 2024): 23–30. Accessed May 25, 2026. https://edujavare.com/index.php/IJCK/article/view/123.