Rubiyanto, Satria Mahardhika. “Error Analysis on the Use of Part of Speech in Students’ Essay Writing at Secondary School EFL Classroom”. RETAIN : Journal of Research in English Language Teaching 12, no. 02 (May 2, 2025): 65–72. Accessed June 30, 2025. https://ejournal.unesa.ac.id/index.php/retain/article/view/60180.