Islamiyah, Millatul, and Muchamad Sholakhuddin Al Fajri. 2019. “Error Analysis and Its Implications for the English Classroom: A Case Study of an Advanced English Learner”. Indonesian EFL Journal: Journal of ELT, Linguistics, and Literature 5 (2), 1-13. https://ejournal.kopertais4.or.id/mataraman/index.php/efi/article/view/3736.