Willy Valentine. “An Analysis of Students’ Difficulties in Learning English at Senior High School”. Fonologi: Jurnal Ilmuan Bahasa dan Sastra Inggris 4, no. 2 (June 30, 2026): 32–41. Accessed July 4, 2026. https://journal.aspirasi.or.id/index.php/Fonologi/article/view/2766.