Solin, K. ., 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, vol. 10, no. 03, Mar. 2023, pp. 7795-04, doi:10.18535/ijsshi/v10i03.06.