M. Husni Thamrin, and Taufiq Kurniawan. “Non-Formal English Course Towards Students’ Speaking Performance”. Lencana: Jurnal Inovasi Ilmu Pendidikan 1, no. 3 (June 6, 2023): 120–129. Accessed July 29, 2026. https://nusantarapress.org/index.php/Lencana/article/view/1804.