Putra Nugraha DMD, Juniayanti D. THE EFFECTIVENESS OF PROBLEM BASED LEARNING USING CPS-THINKING FRAME ON CRITICAL THINKING ABILITY IN TERMS OF STUDENTS’ SELF EFFICACY. jpdf [Internet]. 2023Mar.31 [cited 2024Dec.21];4(1):450-7. Available from: https://e-journal.unmuhkupang.ac.id/index.php/jpdf/article/view/906