Setyawati , Astri, and Ali Muhtadi. “A Learning Multimedia of Geometry Using Mayer Principles and J. Bruner Learning Approach ”. KnE Social Sciences 3, no. 17 (June 30, 2019): 146–153. Accessed May 4, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/4634.