Inusah, A.-R., E. S. Mahama, and M. A. . Mashoud. “Evaluation of Language Policy in Education in Two Speech Communities in Northern Ghana”. Journal of Educational Development and Practice, vol. 4, no. 1, Dec. 2020, pp. 21-39, https://journal.ucc.edu.gh/index.php/jed-p/article/view/1653.