Sugiana, Dian, Yousef Ahmad, and Dedeh Kartini. “Exploring The Implementation of Participation Point System (PPS) Technique in Vocational High School Speaking Classroom”. Jurnal Ilmiah Wahana Pendidikan 10, no. 1 (January 9, 2024): 293-303. Accessed May 7, 2026. https://jurnal.peneliti.net/index.php/JIWP/article/view/5937.