Zai, Suardin, Lily Peggy Kawatu, and Philipus Sunardi. “Profesionalisme Guru PAUD Kristen Dalam Pembentukan Karakter Anak Usia Dini”. Indo Green Journal 2, no. 2 (June 2, 2024): 103 – 115. Accessed October 8, 2026. https://idngreen.com/index.php/green/article/view/58.