FUH, N. V. A Semiotic Analysis of Nonverbal Linguistic Signals Used On Billboard Posters as a Means of Creating Public Awareness During the Covid-19 Pandemic in Douala. British Journal of Multidisciplinary and Advanced Studies, [S. l.], v. 5, n. 4, p. 10–26, 2024. DOI: 10.37745/bjmas.2022.04133. Disponível em: https://bjmas.org/index.php/bjmas/article/view/997. Acesso em: 21 nov. 2024.