Gambari, Amosa Isiaka, Hamdalat Taiwo Yusuf, and Sherifat Adepeju Balogun. “Effectiveness of Powerpoint Presentation On Students’ Cognitive Achievement in Technical Drawing”. Malaysian Online Journal of Educational Technology 3, no. 4 (October 1, 2015): 1–12. Accessed April 30, 2024. https://mojet.net/index.php/mojet/article/view/69.