Sitorus, Esther Romaartana, Reagan Surbakti Saragih, and Tri Susi Talenta Sinaga. 2026. “The Influence of Christian Religious Education Courses On Integrity and Student Morality Of The Faculty of MIPA, HKBP Nommensen University, Pematangsiantar”. Jurnal Ilmu Sosial Dan Humaniora 4 (2):376-91. https://doi.org/10.58540/isihumor.v4i2.1972.