Saleh, B., M. S. Rasul, and & H. Mohd Affandi. “A Content Analysis on Quality for Cad Based Product Design: Developing a Framework for Malaysian Technical Teacher Training Institute”. Journal of Technical Education and Training, vol. 11, no. 2, June 2019, https://publisher.uthm.edu.my/ojs/index.php/JTET/article/view/1741.