Yanamashetti, Ramesh, and Ramesh Yanamashetti. “EFFECT OF BAR MODEL OF TEACHING MATHEMATICS ON THE ACHIEVEMENT OF IX STANDARD STUDENTS”. International Journal of Psychosocial Rehabilitation 24, no. 6 (June 30, 2020): 1543–1549. Accessed June 29, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/6622.