Manurung, Gresia Renata, et al. “Grammatical Erros In Writing Descriptive Text At Seven Grade Students Of Smp Negeri 1 Jorlang Hataran”. Jurnal Pendidikan Tambusai, vol. 7, no. 3, Oct. 2023, pp. 21643-5, doi:10.31004/jptam.v7i3.9941.