غفور توانا وهبي. “The Impacts of Pictures and Animation Accompanied by A Changing Sequence of Exercises Scheduling : On Learning and Retaining Some Basic Volleyball Skills of University Students”. Koya University Journal of Humanities and Social Sciences 3, no. 2 (December 31, 2020): 189-197. Accessed April 19, 2024. https://jhss.koyauniversity.org/index.php/jhss/article/view/372.