Siagian, R. O. (2022) “IMPROVING STUDENTS’ ENGLISH SPEAKING SKILLS IN FACING THE ERA OF REVOLUTION 4.0”, AUFKLARUNG: Jurnal Kajian Bahasa, Sastra Indonesia, dan Pembelajarannya, 1(2), pp. 93–100. Available at: https://etdci.org/journal/AUFKLARUNG/article/view/348 (Accessed: 4 April 2025).