Nupiah, Alhusna, Walter McCulley, and Tao He. “The Implication of Students’ Psychological Aspects on Learning Difficulties Experienced by Students in Learning in School”. Al-Hijr: Journal of Adulearn World 1, no. 3 (October 22, 2023): 157–170. Accessed October 13, 2025. https://ejournal.staialhikmahpariangan.ac.id/Journal/index.php/alhijr/article/view/520.