Shida Noni, Nurul, and Abdul Halim Abdullah. “Assessing Critical Thinking Skills in Polytechnic”. International Journal of Engineering and Technology 7, no. 2.29 (May 22, 2018): 506–510. Accessed August 17, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/13809.