Leonny Raicella Sumbayak, Anggraini Thesisia Saragih, and Christine Helena Natalia. “Case Study : The Impact of Blended Learning on Students’ English Writing Skills”. Fonologi : Jurnal Ilmuan Bahasa dan Sastra Inggris 3, no. 1 (December 20, 2024): 01–10. Accessed July 1, 2025. https://journal.aspirasi.or.id/index.php/Fonologi/article/view/1277.