Subagyo, Heru. “PROBLEMATIKA PEMBELAJARAN EKONOMI DI SMA N 1 WATUMALANG PADA MASA PANDEMI COVID-19”. Jurnal Pendidikan Ekonomi (JPE) 1, no. 2 (November 17, 2021): 44-50. Accessed November 22, 2024. https://ojs3.unpatti.ac.id/index.php/jpe/article/view/4399.