Wulandari, Oktri, Pujiati Pujiati, and Arwin Subakti. “Development Student Worksheets Based Question, Read, Reflect, Recite, Review (PQ4R) to Improve Creatives Thinking Skills”. Jurnal Prima Edukasia 9, no. 2 (June 30, 2021): 213–222. Accessed June 8, 2025. https://jurnal.uny.ac.id/index.php/jpe/article/view/36726.