Daulay, Rizka Fahrina. 2023. “CONDUCTING ENGLISH TEACHING BY USING DIFFERENTIATION INSTRUCTION IN 21ST CENTURY: A STUDENT-CENTERED APPROACH”. Jurnal JOEPALLT (Journal of English Pedagogy, Linguistics, Literature, and Teaching) 11 (1):21-32. https://doi.org/10.35194/jj.v11i1.3116.