SAMOSIR, A. E.; LUMBAN RAJA, V.; GINTING, F. Y. A. GRAMMATICAL ERRORS MADE BY THE TENTH GRADE STUDENTS OF SMK GRAFIKA BINA MEDIA MEDAN IN WRITING ADVERTISEMENT TEXT. Kairos English Language Teaching Journal, [S. l.], v. 4, n. 2, p. 126–137, 2021. DOI: 10.54367/kairos.v4i2.1141. Disponível em: https://ejournal.ust.ac.id/index.php/KAIROS/article/view/1141. Acesso em: 3 jul. 2024.