Ripi Hamdani Purba, and Suwandi. “A Multimodal Analysis of the Ministry of Health in Indonesia’s Covid-19 Advertisement”. Social Sciences Insights Journal 1, no. 3 (December 22, 2023): 1–11. Accessed November 21, 2024. https://journal.midpublisher.com/index.php/ssij/article/view/10.