Maria Rosa Lina Sitinjak, Elvy Dwi Aprillia Br Bangun, Elvira Rosyida M.R., and Yenita Br Sembiring. “The Factors Affecting Students’ Inability in Vocabulary Mastery”. INTERACTION: Jurnal Pendidikan Bahasa 12, no. 1 (May 10, 2025). Accessed June 30, 2025. https://e-journal.unimudasorong.ac.id/index.php/interactionjournal/article/view/531-542.