Kirana, Dhinuk. “LEV VYGOTSKY’S SOCIOCULTURAL APPROACH AND AUTHENTIC MATERIALS IN EFL CLASSROOMS”. Jurnal Bahasa Lingua Scientia 6, no. 2 (November 2, 2014): 125-132. Accessed May 19, 2024. https://ejournal.uinsatu.ac.id/index.php/ls/article/view/1728.