Bechem, E. P. C., W. T. Neba, and C. N. Nchang. “Teaching Sign Language to Undergraduate Hearing Students in the University of Bamenda: Constraints and Perspectives”. European Journal of Science, Innovation and Technology, Vol. 2, no. 2, May 2022, pp. 164-73, https://ejsit-journal.com/index.php/ejsit/article/view/107.