Latiana, Lita, Samsudi Samsudi, Sugiyo Sugiyo, and Slameto Slameto. “Developing Collaboration-Based Supervision Model to Enhance the Professionalism of Early Childhood Education Teachers”. The Journal of Educational Development 6, no. 1 (January 18, 2018): 132-143. Accessed November 22, 2024. https://journal.unnes.ac.id/sju/jed/article/view/20764.