Hutabarat DS, Tampubolon S, Dwi Lestari F. Analysis Grammatical Error Writing Narrative Made By The Ninth Grade Students Of SMP HKBP Sidorame. Innovative [Internet]. 2023 Dec. 30 [cited 2026 Jun. 11];3(6):10019-31. Available from: https://j-innovative.org/index.php/Innovative/article/view/7730