Citra Resmi, Ulva Dian, and Enung Hasanah. “Best Practice Leadership of The Principal in Covid-19 Prevention Primary School at SD Muhammadiyah Purbayan ”. Randwick International of Education and Linguistics Science Journal 1, no. 3 (December 28, 2020): 398-407. Accessed April 27, 2026. https://randwickresearch.com/index.php/rielsj/article/view/150.