LAILI VIANDARI, ARI. Grammatical Error Analysis of Speaking for Eight Grade Students of SMPN 1 Benjeng Gresik. RETAIN : Journal of Research in English Language Teaching, [S. l.], v. 7, n. 2, 2019. Disponível em: https://ejournal.unesa.ac.id/index.php/retain/article/view/29231. Acesso em: 6 jul. 2025.