. S ., Saragih A ., Husein R . THE REASON OF IMPOLITENESS STRATEGY OF 7 YEAR-OLD CHILDREN. LT [Internet]. 2021 Sep. 6 [cited 2025 Jul. 6];18(2):162-5. Available from: https://jurnal.unimed.ac.id/2012/index.php/LTBI/article/view/27894