Hemamalini. T, and Prof. Ramaswamy C. “Token Economy – Technique to Reduce Violence and Destructive Behavior Among Intellectual Disabled Children”. International Journal of Indian Psychȯlogy 6, no. 4 (December 31, 2018). Accessed December 5, 2024. https://ijip.co.in/index.php/ijip/article/view/7079.