Suban Waikelak, Karolus, Imam Mukhlis, and Hari Wahyono. “Analysis of Learning Systems Perspective of Economic Learning Programs”. International Journal Of Humanities Education and Social Sciences 2, no. 5 (April 30, 2023). Accessed October 21, 2026. https://ijhess.com/index.php/ijhess/article/view/481.