Ali, S., S. Aslam, A. Qayyum, H. Hina, H. Nasir, R. Saleem, S. I. Khan, A. Manzoor, and N. Nawaz. “Perceptions of Students about Problem Based Learning at the College Level in Faisalabad”. Journal of Education and Social Studies, vol. 4, no. 1, Apr. 2023, pp. 112-8, doi:10.52223/jess.20234111.