TYANINGSIH, A. R.; SURYADI, S.; RAHMAWATI, D. Self-Efficacy, Teacher Leadership and Teacher Professionalism in Secondary School. Jurnal Iqra’ : Kajian Ilmu Pendidikan, [S. l.], v. 6, n. 2, p. 1–12, 2021. DOI: 10.25217/ji.v6i2.1331. Disponível em: https://journal.iaimnumetrolampung.ac.id/index.php/ji/article/view/1331. Acesso em: 6 aug. 2025.