Noorfaidah, Rinrin, Engkus Kuswarno, Dinny Mardiana, and Deti Rostini. “Early Childhood Supervision Managerial Supervision Management to Improve Managerial Competence of Playgroup Leaders: (Case Study in the Calakan Playgroup in Ciburial Village, RT. 02/05 Cibogo Village, Lembang District, West Bandung Regency)”. Journal of Islamicate Studies 5, no. 1 (January 30, 2022). Accessed July 1, 2022.