Maemeko, E.L., D. Nkengbeza, and M.L. Ntabi. “Teachers’ Perceptions on the Causes of Poor Academic Performance of Grade 12 Learners in Four Selected Schools in the Zambezi Region of Namibia”. IJRDO- Journal of Educational Research 2, no. 4 (April 30, 2017): 93-110. Accessed May 6, 2024. https://ijrdo.org/index.php/er/article/view/184.