Oktaviyanti, Itsna. “Analısıs Persepsı Mahasıswa PGSD Mengenaı Dampak Covıd 19 Terhadap Dısıplın Ilmu Sosial”. Education and Human Development Journal 5, no. 2 (September 30, 2020): 70–79. Accessed March 29, 2024. https://journal2.unusa.ac.id/index.php/EHDJ/article/view/1609.