ANGGINI, Viggy. Teacher professionalism: Opportunities and challenges in the education delivery system. 12 Waiheru, [S. l.], v. 10, n. 2, p. 135–148, 2024. Disponível em: https://journal.bdkambon-kemenag.id/index.php/12waiheru/article/view/79. Acesso em: 19 may. 2026.