Selmiola I, Selviana Napitupulu. Exploring Students’ difficulties in Understanding English Instructions in the Classroom at SMP Negeri 8 Pematangsiantar . ALFIHRIS [Internet]. 2026 Jan. 31 [cited 2026 Feb. 19];4(1):30-4. Available from: https://ejurnalqarnain.stisnq.ac.id/index.php/ALFIHRIS/article/view/1855