Peranginangin, Siska Apulina, and Edy Surya. “An Analysis of Students”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 33, no. 2 (May 11, 2017): 57–67. Accessed September 17, 2025. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7330.