Marzuki, M., Hasratuddin, H., & Sumarno, S. (2026). THE SELF CONCEPT OF ELEMENTARY SCHOOL STUDENTS IN LEARNING MATERIALS THROUGH 4C-BASED PROBLEM-BASED LEARNING. International Conference on Teaching and Learning, 4, 334 – 347. Retrieved from https://conference.ut.ac.id/index.php/ictl/article/view/1439