Setiorini, Linda. “HE NALYSIS F RAMMATICAL RRORS POKEN Y ALANG OURIST NFORMATION CENTER’S USTOMER ERVICES”. JURNAL ILMIAH BAHASA DAN SASTRA 4, no. 2 (April 4, 2019): 125–130. ccessed July 22, 2024. http://ejournal.unikama.ac.id/index.php/JIBS/article/view/3188.