Jesi Martha Pristha, Sabrun Jamil, and Wahyu Fatahillah, “GRAMMATICAL ERROR ANALYSIS IN WRITING NARRATIVE TEXTS (THE CASE OF STUDY AT THE X GRADE OF SMA NEGERI GUNUNG MERIAH, DELI SERDANG) ACADEMIC YEAR 2023/2024”, Tuwah Pande, vol. 4, no. 1, pp. 149–160, Jul. 2025.