SINULINGGA, A.; SUPRAYITNO, S.; PERTIWI, D. Professionalism of physical education teachers: from the leadership of school principals, school culture to teacher work motivation. Jurnal SPORTIF : Jurnal Penelitian Pembelajaran, [S. l.], v. 5, n. 2, p. 296–311, 2019. DOI: 10.29407/js_unpgri.v5i2.13113. Disponível em: https://ojs.unpkediri.ac.id/index.php/pjk/article/view/13113. Acesso em: 19 dec. 2024.