Manurung GR, Napitupulu S, Sinaga AR. Grammatical Erros In Writing Descriptive Text At Seven Grade Students Of Smp Negeri 1 Jorlang Hataran. jptam [Internet]. 2023 Oct. 6 [cited 2025 Jan. 10];7(3):21643-5. Available from: http://jptam.org/index.php/jptam/article/view/9941