Hülya KASAPOĞLU, and Temel ÇALIK. “Self-Development As a Predictor of the School Administrators’ Managerial Effectiveness”. Elementary Education Online 16, no. 3 (December 10, 2023): 1079–1091. Accessed July 11, 2025. https://ilkogretim-online.org/index.php/pub/article/view/365.