Isah Cahyani, Rudi Adi Nugroho, and Rosita Rahma. “MODEL PROBLEM BASED LEARNING DALAM PEMBELAJARAN MENULIS NARASI”. Seminar Internasional Riksa Bahasa (May 21, 2020). Accessed April 20, 2024. http://proceedings.upi.edu/index.php/riksabahasa/article/view/1016.