SAAD, N.; SANKARAN, S. Development of Teacher Professionalism Towards 21st Century Learning: Pembangunan Profesionalisme Guru ke Arah Pembelajaran Abad Ke-21. Indonesian Journal of Education Methods Development, [S. l.], v. 2, 2018. DOI: 10.21070/ijemd.v2i0.550. Disponível em: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/550. Acesso em: 6 aug. 2025.