Huda, Miftahul, and Saidatul Wafiyah. “Language Errors in Official Letters of Class VII Students of MTs Sunan Drajat Sugio Lamongan”. PENTAS : Jurnal Ilmiah Pendidikan Bahasa dan Sastra Indonesia 11, no. 2 (December 26, 2025): 72–78. Accessed June 5, 2026. https://ejournal.unisda.ac.id/index.php/pentas/article/view/11880.