Najwa Binti Mohd Nasir, Puteri Nur Sabrina, and Sundari Subasini a/p Nesamany. “University Students’ Perception of Digital Technology in Self-Directed English Learning: Types and Effectiveness”. International Journal of Academic Research in Progressive Education and Development 12, no. 2 (June 19, 2023). Accessed September 16, 2025. https://ijarped.com/index.php/journal/article/view/1318.