Hutauruk, Lasma Duma Lestari, Sondang Manik, and Rony Arahta Sembiring. “Semiotic Analysis of The Logo and Sign Posts As Found in PT KAI Medan 2024”. Journal of Language Education (JoLE) 3, no. 2 (June 30, 2025): 24–28. Accessed August 21, 2026. https://merwinspy.org/journal/jole/article/view/279.