Fuh, N.V. 2024. 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. 5, 4 (Jul. 2024), 10–26. DOI:https://doi.org/10.37745/bjmas.2022.04133.