Nainggolan, Lasmaida. “The Role of Transformational Teachers in School Climate Improvement and Students Well-Being in SMP Negeri 1 Raya”. Journal of Language Education (JoLE) 2, no. 4 (December 29, 2024): 257–264. Accessed July 7, 2026. https://merwinspy.org/journal/jole/article/view/253.