Hasibuan, Feby Cahaya, Dinda Syahfitri, and Hasyim. “The Role of Professional Ethics in Improving the Quality of Prospective Teacher Students”. Indonesian Journal of Advanced Research 2, no. 7 (July 31, 2023): 1047–1052. Accessed September 19, 2024. https://journal.formosapublisher.org/index.php/ijar/article/view/4547.