Panggabean, Devi Sari, T. Silvana Sinar, and Nurlela. “Mood and Modality in Interpersonal Meaning of Joseph Robinette Biden Victory Speech”. Indonesian Journal of Educational Research and Review 6, no. 3 (October 31, 2023): 531–539. Accessed November 30, 2024. https://ejournal.undiksha.ac.id/index.php/IJERR/article/view/68454.