Marfuah J, Asrianti A, Nirmayanti N. Pembelajaran Keterampilan Berbicara Berbasis Nilai Karakter Melalui Model Problem Base Learning Di SMP. JPDK [Internet]. 2022 Sep. 18 [cited 2025 Dec. 19];4(5):1934-40. Available from: https://journal.universitaspahlawan.ac.id/index.php/jpdk/article/view/6886