Achimugu, Lawrence. “Parents’ Perception of Chemistry Teachers’ Instructional Efficiency in Secondary Schools in Idah Local Government Area, Kogi State”. American Journal of Education and Learning 4, no. 1 (July 5, 2019): 157–163. Accessed May 3, 2024. https://onlinesciencepublishing.com/index.php/ajel/article/view/57.