Waruwu, Gracia Andani Priliani, et al. “Observasi Standar Pendidik Dan Tenaga Kependidikan Di SD N 104198 Paya Bakung, Deli Serdang”. AR-RUMMAN: Journal of Education and Learning Evaluation, vol. 2, no. 1, June 2025, pp. 220-4, doi:10.57235/arrumman.v2i1.6472.