1.
Nainggolan AM, Janis Y. Etika Guru Agama Kristen Dan Relevansinya Terhadap Pendidikan Iman Naradidik. CAR [Internet]. 2020Oct.12 [cited 2023Sep.23];1(2):152-63. Available from: https://ojs.sttibc.ac.id/index.php/ibc/article/view/23