Hasanah, Melati Nur Aini, et al. “The PQ4R Learning Model (Preview, Question, Read, Reflect, Recite, Review): Measuring Its Effectiveness on Students’ Learning Outcomes”. Journal of Educational Sciences, vol. 9, no. 3, June 2025, pp. 1717-30, https://doi.org/10.31258/jes.9.3.p.1717-1730.