Hassan, Muhammad, and Edi Suprayetno. “Bridging Socio-Constructivism and Digital Literacy in English Speaking Instruction: Insights from North Sumatra Contents”. Qoumun: Journal of Social and Humanities, vol. 1, no. 2, Nov. 2025, pp. 178-8, https://jurnal.kayaswara.com/index.php/qoumun/article/view/57.