GEA, L. D. Mengajar Anak Secara Profesional: Suatu Tuntutan bagi Guru Sekolah Minggu di Abad 21. SAINT PAUL’S REVIEW, [S. l.], v. 4, n. 1, p. 52–65, 2024. Disponível em: https://www.jurnal.sttsaintpaul.ac.id/index.php/spr/article/view/61. Acesso em: 30 apr. 2026.