Ilham, M. A. (2025) “Problem Based Learning (PBL) Learning Model to Improve Civic Education (PKn) Learning Outcomes of Elementary School Students”, International Journal of Students Education, 3(1), pp. 626–629. Available at: https://journal.berpusi.co.id/index.php/IJoSE/article/view/1169 (Accessed: 31 July 2025).