Hakim, Lukman, and Sheila Fitria Ningsih. “Analisis Semiotika Iklan Layanan Pencegahan Narkoba”. CoverAge: Journal of Strategic Communication 13, no. 1 (September 22, 2022): 50-61. Accessed December 1, 2024. https://journal.univpancasila.ac.id/index.php/coverage/article/view/3793.