Zein, Azizah, and khadijah Khadijah. “The Toilet Training Habits Formation Strategy for Children Aged 4-5 Years”. Al Hikmah Indonesian Journal of Early Childhood Islamic Education 9, no. 1 (June 29, 2025): 23-32. Accessed September 27, 2026. https://www.journal.uaindonesia.ac.id/index.php/ijecie/article/view/1001.