Solin, Kamidun, and Sutikno. “Principles of Politety in Indonesian Language in Speech of Students of Class 5 Madrasah Ibtidaiyah Negeri 1 Dairi Sidikalang Sub-District Dairi District Academic Year 2022-2023”. International Journal of Social Sciences and Humanities Invention 10, no. 03 (March 21, 2023): 7795–7804. Accessed October 2, 2024. http://valleyinternational.net/index.php/theijsshi/article/view/3887.