Medugu, J. D., and U. Wada. “Utilization of Instructional Materials for Effective Teaching of Electrical Installation and Maintenance Works Trade in Technical Colleges of Adamawa State”. Journal of Multidisciplinary Cases 2, no. 06 (November 25, 2022): 11–22. Accessed October 4, 2024. https://journal.hmjournals.com/index.php/JMC/article/view/1325.