Jiaying, Chen, Wee Keat Kheng, and Soh Guan Kiong. “DYNAMIC TEACHING RATIO PEDAGOGIC MODEL”. Journal of Technical Education and Training 2, no. 2 (November 14, 2010). Accessed January 21, 2021. https://publisher.uthm.edu.my/ojs/index.php/JTET/article/view/302.