N. Mamat, “An Investigationof Children’s Social BehaviourUsing the Design of Bronfenbrenner’s Ecological Model in a MulticulturalPre-School (23 - 42)”, JPB, vol. 4, no. 1, pp. 23–42, May 2019, Accessed: Dec. 05, 2025. [Online]. Available: https://ejournal.upsi.edu.my/index.php/JPB/article/view/2397